Overview

Sky5G is a 5G/4G LTE customer premises equipment (CPE) router designed to deliver reliable broadband and enterprise-grade Wi‑Fi 7. It is built with SkyMirr’s MuLCAT® antenna technology and is positioned for challenging environments such as rural areas, high-density urban locations, and mission-critical deployments.

This FAQ combines everyday “how do I…” guidance and product information. If your service provider or organization has specific policies (SIM activation, allowed bands, security settings, or remote management), follow those policies first.

Product Basics

1. What is Sky5G?

Sky5G is a 5G NR / 4G LTE Sub‑6 wireless CPE/router that provides cellular WAN connectivity and local networking over Wi‑Fi 7 and Ethernet.

2. What kinds of environments is Sky5G designed for?

Sky5G is designed to perform in environments where connectivity can be unpredictable, including rural areas with weak signal, dense urban locations with congestion, and sites that need dependable backup or temporary connectivity.

3. Is Sky5G certified for T‑Mobile and T‑Priority?

Sky5G is certified for use on T‑Mobile’s network and approved for T‑Priority, which is a mission-critical network tier intended for eligible public-safety and emergency-service users. Eligibility and plan requirements are set by the service provider.

4. What is MuLCAT® and why does it matter?

MuLCAT® (Multi‑Layer Coupling Controlled Antenna Technology) is SkyMirr’s antenna design that improves real‑world RF performance including extended reach from cell towers and improved throughput compared to conventional CPE designs.

First-time setup

5. What are the first steps to get Sky5G online?

To get started, you should power off the device, insert a compatible Nano SIM (if required by your plan), connect the power adapter, and then connect to Sky5G using Wi‑Fi or Ethernet. Once connected, you can open the Web UI to confirm SIM status and signal strength.

6. How do I insert the SIM card correctly?

You should power off Sky5G before inserting the SIM card. You should insert the SIM with the copper contacts facing down, and then push it fully into the slot. A SIM card ejector tool may be needed to push it in firmly until it clicks. After inserting a SIM card, if you can't connect to the mobile network, please reboot the Sky5G.

7. How do I power on Sky5G?

You can power on Sky5G by connecting the included power adapter and switching the unit on as instructed by your QuickStart guide.

8. What do the front LEDs mean?

Sky5G uses LED indicators to show device status. The Mood (Power) LED is white. The 5G NR LED is blue when connected to 5G. The 4G LTE LED is blue when connected to LTE. The Wi‑Fi LED is green when Wi‑Fi is active.

Connecting devices (Wi‑Fi and Ethernet)

9. What are the default Wi‑Fi network names (SSIDs) and password?

The default SSID of Sky5G is SkyMirr-WiFi7. The default Wi‑Fi password is “1234567890.” For security, you should change the Wi‑Fi password during setup. The guest Wi-Fi is disabled by default. Users can enable the guest Wi-Fi for 2.4G/5G/6G separately.

10. Which Wi‑Fi bands does Sky5G support?

Sky5G supports 2.4 GHz, 5 GHz, and 6 GHz Wi‑Fi bands and supports Wi‑Fi 7 (IEEE 802.11be).

11. How many devices can connect to Sky5G?

Sky5G supports more than 500 devices, and up to 245 devices per band (up to 735 devices total across bands). Actual capacity depends on your network configuration, traffic patterns, and client device capabilities.

12. Does Sky5G have Ethernet ports?

Yes. Sky5G supports one Ethernet WAN (RJ‑45) port with a speed of 2.5G and one Ethernet LAN (RJ‑45) port with 2.5 Gbps LAN/WAN capability.

13. Can I use the guest Wi‑Fi network?

Yes. Sky5G supports a guest network, and the default SSID pattern includes a guest network name. You can enable and manage guest settings in the Web UI.

Managing Sky5G in the Web UI

14. How do I open the Web UI?

You can open the Web UI by entering “https://192.168.1.1” in your browser while connected to Sky5G’s network.

15. What is the default Web UI username and password?

The default Web UI username is “admin.” The default password is the last eight characters of the device MAC address. For example, if the MAC address is 00:1A:2B:3C:4D:5E, the default password is 2B3C4D5E.

16. Where do I find the MAC address?

You can find the MAC address on the product label, located on the bottom sticker of the device.

17. Should I change the default admin password?

Yes. You should change the default admin password as part of initial setup to help protect your network and device settings.

Status, monitoring, and diagnostics

18. What information is shown on the Status page?

The Status page displays carrier network information (such as APN, IMEI, ICCID, MDN, and uptime), signal strength (dBm value, quality, and bars), data usage (limits, used data, reset day, and a usage gauge), and local network details (Wi‑Fi SSID, password, and connected devices).

19. Can I monitor signal strength and quality?

Yes. Sky5G provides signal monitoring and can display signal indicators such as RSRP and other signal-quality values, depending on configuration.

20. Can Sky5G show which devices are connected?

Yes. Sky5G can show connected devices, including by Wi‑Fi band, through its dashboard interface.

Performance and expectations

21. What speeds should I expect?

Sky5G supports peak 5G download speeds up to 3.4 Gbps. Your real‑world speeds will vary based on coverage, signal strength, network congestion, plan limitations, Wi‑Fi conditions, and device placement.

22. Why might my speeds be lower than expected?

Your speeds may be lower due to weak cellular signal, congestion on the carrier network, interference or distance on Wi‑Fi, or plan provisioning limits. You can often improve

performance by moving the router to a higher location near a window, using Ethernet for high‑priority devices, and confirming your plan settings with your carrier.

23. Can Sky5G be used as a primary internet or as a failover?

Yes. Sky5G is positioned for primary connectivity where fixed internet is limited, and it can also be used as a failover connection to maintain continuity when a primary link goes down.

Security and network controls

24. What Wi‑Fi security does Sky5G support?

Sky5G supports WPA3 and includes options such as MAC address access control.

25. Does Sky5G have a firewall?

Yes. Sky5G supports firewall features such as stateful packet inspection (SPI) and access control lists (ACL), as well as MAC and URL filtering

26. Can I block specific applications or content?

Sky5G supports application blocking capabilities (for example, blocking a specific streaming application) as part of the device’s security features.

27. Does Sky5G support VPNs?

Yes. Sky5G supports several VPN options including IPSec, SSL, and WireGuard, depending on your configuration and software version.

Q: How can I improve the security of my CPE?

Change default login credentials, enable WPA3 encryption for Wi-Fi, disable remote management if not needed, and enable the built-in firewall.

Remote management and updates

28. Can Sky5G be managed remotely?

Yes. Sky5G supports remote management via a Network Management System.

29. How are firmware updates handled?

Sky5G supports automatic updates via FOTA (Firmware Over The Air). If your device is managed by an organization, updates

may be scheduled and controlled centrally. The FOTA upgrade will be executed automatically.

30. Does Sky5G support zero‑touch provisioning?

Yes. Sky5G supports zero‑touch provisioning and the ability to configure multiple devices with the same configuration, which can simplify multi-site deployments.

Hardware, ports, and physical specifications

31. What are the basic hardware specifications?

Sky5G supports quad‑core ARM‑A73 CPU (2.2 GHz), DDR4 2 GB memory, and 256 MB flash storage.

32. What are the physical dimensions and operating temperature?

Sky5G has dimensions of 177 × 184 × 120 mm (W×H×D) and an operating temperature range of 0°C to 50°C.

33. Does Sky5G include USB?

No. The device only includes an RJ45 ethernet cable.

34. What SIM type does Sky5G use?

Sky5G uses a Nano USIM (4FF).

Cellular compatibility and bands

35. Which cellular bands does Sky5G support?

The TCPA117 datasheet lists support for a broad range of 5G NR Sub‑6 bands (including n1, n2, n3, n5, n7, n8, n12, n13, n14, n18, n20, n25, n26, n28, n29, n30, n38, n40, n41, n48, n66, n70, n71, n75, n76, n77, n78, and n79) and a broad range of LTE bands (including B1, B2, B3, B4, B5, B7, B8, B12, B13, B14, B17, B18, B19, B20, B25, B26, B28, B29, B30, B32, B34, B38, B39, B40, B41, B42, B43, B48, B66, and B71). Availability on a specific carrier still depends on certification, provisioning, and local network deployment.

36. Do I need to activate the SIM before Sky5G will work?

Yes. In most cases, your SIM must be activated and provisioned by your carrier or reseller. If you insert an inactive SIM, Sky5G may show “Disconnected” status or limited service. After inserting a SIM card, if you can't connect to the mobile network, please reboot the Sky5G.

Troubleshooting

37. I cannot reach the Web UI. What should I do?

You should confirm that your device is connected to Sky5G’s Wi‑Fi or Ethernet network, and then enter “https://192.168.1.1” in your browser. If it still does not load, you can clear your browser cache, or restart Sky5G then attempt to reconnect to the same web address.

38. My SIM is inserted but I am not getting cellular service. What should I do?

You should confirm the SIM is fully inserted (it should click into place), confirm it is activated, and check the Status page for APN and signal values. If the APN is not correct for your carrier, contact your carrier/reseller for the correct settings. If APN is correct please re-insert SIM card and attempt to reboot the device multiple times.

39. How do I restart or reset the CPE device?

For a restart, unplug the power for 30 seconds and plug it back in. For a factory reset, press and hold the reset button (usually on the back) for 10–15 seconds. Note: This will erase all custom settings.

40. Wi‑Fi works, but internet access is not working. What should I do?

You should check the Status page for cellular connection state and signal strength. If the device is disconnected, you may need to move the unit for better signal, verify the SIM is provisioned, or confirm that your plan has active data service.

41. What placement tips improve performance?

You should place Sky5G in an open area, ideally higher up and near a window, away from thick concrete walls and large metal objects. If you are in a weak-signal area, you can test several locations and use the Status page signal readings to choose the best spot.

Warranty and service

42. What is the standard warranty period?

SkyMirr offers a one-year warranty, starting from the date of purchase. This warranty covers free repairs for devices used under normal operating conditions.

43. What conditions typically void the free repair warranty?

The warranty does not cover damages resulting from the following:

  • Improper use or mishandling
  • Natural disasters (including fire, earthquake, flood, or lightning)
  • Disassembly or repair performed by a non-authorized service provider
  • Failure to provide the required warranty certificate

Quick specification snapshot

Category

Sky5G TCPA117 (high-level)

Cellular WAN

5G NR / 4G LTE Sub‑6; 3GPP Release 16; 4×4 MIMO; multi‑carrier component; up to 100 MHz bandwidth (per datasheet).

Wi‑Fi

Wi‑Fi 7 (IEEE 802.11be), 2.4/5/6 GHz; MU‑MIMO; 320 MHz channel support on 6 GHz (per datasheet).

Ethernet

WAN and LAN ports; solution brief highlights 2.5 Gbps LAN/WAN capability (port speeds depend on configuration).

Capacity

Up to 512 simultaneously connected devices (solution brief/datasheet); quick start guide also notes up to 245 devices per band.

Security

WPA3; firewall features including SPI/ACL; MAC and URL filtering (per quick start guide and datasheet).

Management

Local dashboard (GUI); remote management options including TR‑069 and JSON-based remote control (per solution brief/datasheet).

Reliability

Dual firmware images and auto-recovery / automatic updates (per solution brief/datasheet).

Greg Khachatrian

Board Director

Greg has 18+ years of leadership, finance and accounting, strategic and operational experience in the gaming, leisure and hospitality industry. As a corporate executive he has completed transactions over $1B in aggregate value. He has taken companies through formal (Chapter 11) and informal turnaround efforts with 100% success rate that resulted in large returns for investors. Greg has extensive experience in raising capital and restructuring debt to better serve the strategic goal of the operation.

Most recently Greg was the Chief Financial Officer for Casino Miami and was able to grow the value of the company from $125 million to over $250 million in just over 4 years. He was recruited as a strategic turnaround expert and was able to successfully see the company through a sale to a Las Vegas based casino and hotel operator.

Greg has a Bachelor’s degree in accounting, an MBA specializing in Finance and speaks English, Russian and Armenian fluently. He is also the treasurer and director on the Ally Jolie Baldwin Foundation’s board.

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MARK BANISH

Senior Director of Operations

  • 30+ years of leadership in global contract logistics, manufacturing, and operations.
  • President, Kontane Logistics – led large-scale logistics and supply chain optimization initiatives.
  • VP, Shared Services at Jenoptik North America – drove efficiency and process integration across multiple business units.
  • VP, Production at Containers Direct – managed manufacturing operations and productivity improvements.
  • MBA, University of Portland; B.S. in Packaging Engineering, Michigan State University.
  • Combines strategic and operational expertise to strengthen SkyMirr’s global manufacturing and logistics excellence.
  •  
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NATASHA TAMASKAR

Vice President of Marketing

  • 20+ years of experience spanning telecommunications, AI, cloud, and security industries.

  • Former SVP & Head of Global Marketing and Business Strategy at Radisys, driving company transformation and market growth.

  • Previously VP of Cloud Strategy & Strategic Marketing at GENBAND/Kandy.io, where she built and launched the company’s CPaaS platform.

  • Recognized as one of the Global Telecoms Business “50 Women to Watch” and Analytics Insight’s “10 Most Influential Women in Technology.”

  • Holds a Ph.D. in Computational Physics from Kent State University and MIT training in Applied Generative AI for Digital Transformation.

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SHAIN GIMBELMAN

Senior Director Sales and Marketing

  • 15 yr experience in Wireless, IOT
  • Sr. IoT Account Exec in T-Mobile
  • Enterprise Account Exec in Zoom
  • Senior Solutions Executive in Verizon
  • B.S of Science Psychology from John’s University Queens.
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DAVID CARRIER

ADVISORY BOARD MEMBER

Industrial expert in sales and manufacturing. Founder and President of QuantumFlo, Inc. a leader in the manufacturing and distribution of advanced, variable speed controlled, packaged pump systems for commercial plumbing, HVAC, municipal, irrigation and industrial market applications. QuantumFlo’s innovative technologies are the most energy efficient and sustainable technologies in the world. Advisory board chairman in GrowFL. BS in Business Administration from U of South Florida

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YOSHIOKI CHIKA

ADVISORY BOARD MEMBER

Telecommunication/Mobile Expert, experienced CTO of Mobile Carriers in Japan and contributed as a technical advisor for US T-1 carrier. He is a senior telecom advisor and sits on the board of the MulteFire Alliance. He was with Sprint as a technical advisor for the CTO. Prior to Softbank, he was formerly VP of Softbank’s Solution Strategy Office, CTO & Board of Directors at Wireless City Planning and EVP/CTO at WILLCOM. Prior to these roles, he spent 20 years at KDDI in Japan. BA in Physics from Ibaraki University.

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ALEX WISSNER-GROSS, PH.D.

ADVISORY BOARD MEMBER

An award-winning computer scientist, entrepreneur, advisor, and investor. He serves as President and Chief Scientist of Gemedy and Managing Director of Reified and has taught at Harvard and MIT. He has founded, advised, and invested in 27 technology companies with a combined valuation of over $850 million. He is a contributing author of the New York Times Science Bestseller, “This Idea Must Die,” and the Amazon #1 New Release, “What to Think About Machines That Think.“ Ph.D. in Physics from Harvard University and S.B. in ECE from MIT.

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DON HAWLEY

COMPANY BOARD MEMBER

Empowering Business to Succeed, Don is an industry expert in Finance, Business, and Operation. He has years of experience studying retail and hemp, CBD & cannabis industry trends, Partner in 2Go Advisory Group, President of hhharvest.co, Former chairman in Vistage Worldwide, Inc. BS from UC Berkeley. 

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DR. DONNA HAMLIN, Ph.D.

INDEPENDENT BOARD MEMBER

Board Director, Executive and Advisor in Strategy, Global Governance and Business Transformation and award-winning developer of CASCADE® and Board Bona Fide® management tools. Founder of Boardwise, Inc., leading research and education on governance best practices. She holds Ph.D. and M.S. Rensselaer Polytechnic Institute and serves as adjunct professor in Business and Governance.

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CARL LEE, MSEE

VP of Sales and PM, Korea

Over 25 years of sales and project management experiences in RF/Antenna industries. Previously Carl serviced global top tier companies such as SkyCross, LGE, ePlus in leadership positions including regional manager, Sales VP, and General manager. Received Masters dgree in Electrical Engineering from Florida Tech. 

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BOB MILLER

Chief Financial Officer

Bob bring to SkyMirr his deep executive experience, having served as CFO and sometimes COO for two decades, raising funds and commercializing technologies. He deals with the complex integration of the regulatory, clinical, reimbursement, manufacturing, sales and marketing requirements for launching products and quickly growing revenue.

He earned his degree in economics and industrial engineering from Stanford and served in the Marines in Viet Nam. While on duty, he took a mail order course about Security Analysis and immediately set his goal to become an investment banker or security analyst. Early on, he was interested in math, numbers, and solving complex puzzles so the stock market with a strong sense of competition guided his professional interest in finance. With that in mind, he attended Columbia’s MBA program, with a focus of finance and accounting and worked on early programming tools that are the foundation of what we know as excel tools today.

He joined GAF Corporation, a billiondollar revenue conglomerate, where he designed and drove a plan resulting in a sale of 30% of the company, significant profitability increases, 40% boost in stock price and his promotion to CFO. Next, he became Treasurer of Mead Corporation, a $4 billion revenue company with a high floating debt position at 13% interest rates during a recession in the paper industry. He secured creative, sizable funding of $3 billion+in 6 years, along with several large acquisitions.

A collaborative leader who likes to work with people and support others, Bob contributes his financial expertise and analytical problem-solving approaches to help clients achieve their goals. A resilient and active man, Bob enjoystime with his family, cycling and Zumba classes for a life of full-expression.

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FRANK (TAE HO) SON, PH.D.

Chief Scientist

Over 30 years of experience in RF/Antenna/Medical areas as an academic/industrial leader such as Professor of Soonchunhyang University, Senior researcher in LGE, and Chairman of ITS (Intelligent Transportation System), the honored academic institute in Korea. 

Prior experiences include:

  • 1978-1987 : Gold Star Precision Co. LTD (Senior Eng. in Central LAB) – R&D for RADARs, Guided missile system, Antennas and RF devices
  • 1990-2021 : Professor, Dept of IT engineering, SoonChunHyang university, South Korea
  • 1992-1994 : Researcher, KASI (Korea Astronomy and Space Science Institute) – Design for mmw horn antenna
  • 2000-2004 : TEO, Nissi Telecomm Co. LTD – R&D for mobile antennas
  • 2021-current : Emeritus professor, SoonChunHynag university, South Korea

Ph.D. in Electronic Communication Engineering from Hanyang University. Published over 316 papers and 34 patents.

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KERRY GREER, MSEE, MBA

Chief Strategy Officer

Mr. Kerry Greer is a highly driven, results-oriented Executive. Prior to joining SkyMirr, he used to be in senior executive positions in Technology Companies such as Globalstar, L3Harris Communications, and ACR Electronics, with over 30 years of experience leading R&D, Business Development, Product Development, volume Manufacturing, and Sales/Marketing teams in the wireless telecommunications industry. 

Over 10 patents for RF/antenna and communication systems design. MBA and MSEE from University of Florida

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CHRISTOPHER MORTON, PH.D.

Co-Founder and Board Chairman

Over 30 years of experience in executive roles in IT/Display/Wireless Industries. An industry leader in business development/fundraising/startups. Currently CEO of NanoPhotonica, Operating Partner in Orchid Black, and Member of Orlando Tech Council.

He launches and accelerates the profitable growth of companies by creatively mapping technology to successful business models and market / customer penetration strategies, by leveraging industry partnerships, and by securing institutional and strategic investment.

His specialties are on Company vision, strategy and business planning

  • Corporate equity and debt financing -over $85M from leading VCs and private equity firms
  • Global operational planning and execution
  • Global team development
  • Global mergers & acquisitions
  • Global Tier 1 customer acquisition and retention
  • Technical innovation and realization

Ph.D. in Communication Systems from University of Pennsylvania

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ERIC (YOUNGMIN) JO, PH.D.

Co-Founder and Chief Executive Officer

Over 25 years of experience in RF/antenna technology and operations management. Various executive/technical positions including CEO, CTO, COO, VP and President for industry leading companies such as Taoglas, SkyCross, Samsung Electronics, etc.

Dr. Jo is a perfect leader to grow the RF Company. He majored antennas/RF technology in his Ph.D. and has deep knowledge in RF technology and products.

Prior to founding SkyMirr, Dr. Jo served Taoglas, as a global VP of Operation where he achieved significant improvements in project/product management, cost reduction, supply chain management, shipping, quality control, and others.

In his early career, he was one of the founding members of SkyCross, a Florida based start-up. He served the company as VP, COO, and eventually CEO, where he was able to grow it to one of the global leading RF companies with six hundred employees, and have business with global top-tier customers. 

He owns over 35 patents for antenna and RF system design. Dr. Jo received Ph.D. in Electrical Engineering from Florida Tech, BE from Korea University.

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