Shenzhen Atnj Communication Technology Co., Ltd.
| Maximum N28 700M communication distance | 120 km |
| Packaging Details | Neutral packing |
| Installation method | Ship-mounted pole installation |
| Delivery Time | 60days |
| Device Output Power | 17±2dBm |
| Network port | 1 gigabit Ethernet port (RJ45, can connect an external wireless router) |
| Antenna gain | High gain optimized for the N28 700MHz band |
| Payment Terms | T/T |
| All-network support | Supported (5G + 4G all-network) |
| MIMO mode | Spectrum analyzer / comprehensive tester 4×4 MIMO Spectrum analyzer / comprehensive tester |
| Material | Weather-resistant ABS engineering plastic |
| RF link gain | UL/DL ≥70 dB |
| Wifi Contronal | Done |
| Fasteners | M4×8 stainless steel screws (304 material) + spring washers |
| Supply Ability | 20 units/month |
| GNSS positioning | BeiDou/GPS (B1/L1) Positioning accuracy better than 5 m |
| Maximum equivalent transmit power | Spectrum analyzer 26 dBm +2/-3 dB (Class 2) Spectrum analyzer |
| Model Number | AT-CPE-80/120 |
| Certification | CCC,ISO9001 |
| Brand Name | ATNJ |
| Place of Origin | Shenzhen China |
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Product Specification
| Maximum N28 700M communication distance | 120 km | Packaging Details | Neutral packing |
| Installation method | Ship-mounted pole installation | Delivery Time | 60days |
| Device Output Power | 17±2dBm | Network port | 1 gigabit Ethernet port (RJ45, can connect an external wireless router) |
| Antenna gain | High gain optimized for the N28 700MHz band | Payment Terms | T/T |
| All-network support | Supported (5G + 4G all-network) | MIMO mode | Spectrum analyzer / comprehensive tester 4×4 MIMO Spectrum analyzer / comprehensive tester |
| Material | Weather-resistant ABS engineering plastic | RF link gain | UL/DL ≥70 dB |
| Wifi Contronal | Done | Fasteners | M4×8 stainless steel screws (304 material) + spring washers |
| Supply Ability | 20 units/month | GNSS positioning | BeiDou/GPS (B1/L1) Positioning accuracy better than 5 m |
| Maximum equivalent transmit power | Spectrum analyzer 26 dBm +2/-3 dB (Class 2) Spectrum analyzer | Model Number | AT-CPE-80/120 |
| Certification | CCC,ISO9001 | Brand Name | ATNJ |
| Place of Origin | Shenzhen China | ||
| High Light | Global CPE for cruise ships ，5G signal booster for naval vessels ，Maritime 5G CPE solution | ||
The ATNJ 5G Cloud Box is a purpose-built Integrated Maritime 5G CPE Terminal that extends high-speed, stable 5G coverage from the coastline out to the high seas. Designed for fishing vessels, aquaculture platforms, patrol boats and offshore engineering facilities, the solution turns the "information island" of offshore operations into a fully connected smart ocean.
| Item | Model A | Model B | Remarks |
|---|---|---|---|
| Maximum N28 700M communication distance | 80 km (45 nautical miles) | 120 km (67.5 nautical miles) | Depends on the specific environment |
| Minimum N28 700M communication distance | ≥50 km | ≥50 km | -- |
| N28 700M MIMO | 2*2 MIMO | 4*4 MIMO | -- |
| Maximum N28 700M equivalent transmit power | 23 dBm +2/-2.5 dB (Class 3) | 26 dBm +2/-3 dB (Class 2) | -- |
| GNSS positioning | -- | BeiDou/GPS (B1/L1) | Positioning accuracy better than 5 m |
| Dual-SIM backup | Supported | Supported | Automatic switchover in ≤3 s when the primary SIM is disconnected |
| Remote network management | Supported | Supported | Linux OpenWrt system |
| Trajectory tracking | -- | Supported | Position reporting, real-time back-end supervision |
| Parameter | Value |
|---|---|
| 5G TDD bands | N38 / N40 / N41 / N77 / N78 / N79 |
| 5G FDD bands | N1 / N3 / N7 / N8 / N20 / N28 / N71 |
| 4G LTE bands | B1 / B3 / B5 / B7 / B8 / B20 / B28 / B34 / B38 / B39 / B40 / B41 |
| All-network support | Supported (5G + 4G all-network) |
| SIM card slots | 2 standard SIM card slots, dual-SIM backup supported |
| Antenna type | Omnidirectional high-gain antenna optimized for the N28 700M band |
| WiFi standard | WiFi 6, 5G band preferred, IEEE 802.11b/g/n/ac/ax (802.11ax) |
| WiFi bands | 2.4 GHz / 5 GHz dual-band |
| Network port | 1 gigabit Ethernet port (RJ45, can connect an external wireless router) |
| Installation method | Ship-mounted pole installation |
| Parameter | Value |
|---|---|
| Operating temperature | -35°C to +75°C (-31°F to +167°F) |
| Storage temperature | -40°C to +85°C |
| Atmospheric pressure | 86 kPa to 106 kPa |
| Protection rating | IP66 (dust-proof and protected against powerful water jets) |
| Relative humidity | ≤85% (non-condensing) |
| Vibration resistance | Simulated shipboard vibration (10-150 Hz, 2 g) with no structural loosening |
| Salt spray test | Complies with IEC 60945 salt spray corrosion requirements for maritime equipment |
| Parameter | Value |
|---|---|
| Dimensions | 320 mm * 750 mm (diameter * height) |
| Total weight (net weight) | 10 kg |
| Exterior material | Weather-resistant ABS engineering plastic |
| Enclosure color | White |
| LED indicators | PWR power indicator, 5G status indicator, WiFi status indicator |
| Sealing material | Weather-resistant silicone rubber sealing ring + waterproof sealant |
| Fasteners | M4*8 stainless steel screws (304 material) + spring washers |
| MTBF (mean time between failures) | ≥70,000 hours |
| Test Item | Test Conditions / Method | Acceptance Criteria | Test Instrument |
|---|---|---|---|
| Maximum N28 700M communication distance | Link budget calculation / field verification | 120 km | Link analyzer |
| Minimum N28 700M communication distance | Field measurement | ≥50 km | Link analyzer |
| MIMO mode | Spectrum analyzer / comprehensive tester | 4*4 MIMO | Spectrum analyzer / comprehensive tester |
| Maximum equivalent transmit power | Spectrum analyzer | 26 dBm +2/-3 dB (Class 2) | Spectrum analyzer |
| Antenna gain | Anechoic chamber / network analyzer | High gain optimized for the N28 700M band | Anechoic chamber / network analyzer |
| Receiver sensitivity | Signal generator + bit error rate tester | Complies with the 3GPP Class 2 standard | Signal generator + bit error rate tester |
| RF link gain | Downlink / uplink | ≥70 dB | Comprehensive tester |
| Parameter | Value |
|---|---|
| Satellite system | BeiDou (B1) + GPS (L1) dual-mode |
| Positioning accuracy | CEP better than 5 m (static, 24 hours) |
| Cold start time | ≤45 s |
| Hot start time | ≤5 s |
| Position reporting | Supports remote configuration of reporting parameters |
| Trajectory tracking | Supports real-time trajectory playback in the back end |
Shenzhen ATNJ Communication Technology Co., Ltd. is a leading high-tech enterprise specializing in the R&D, manufacturing, and distribution of professional tele communication equipment. As an experienced OEM and ODM RF partner, we are dedicated to providing high-performance wireless coverage solutions tailored to meet the evolving needs of the global telecommunications industry.
Our unwavering commitment to quality and innovation is reflected in our comprehensive product portfolio:
1. Active DAS & Signal Coverage Solutions
We provide advanced active systems to ensure seamless connectivity in complex environments:
Digital Repeaters & Frequency Shift Repeaters
VHF / TETRA Repeaters (for mission-critical communications)
Fiber Optic Repeaters & Inline Boosters
2. RF Modules & Components (In-Cabinet)
High-precision components designed for seamless integration:
Active RF Modules: LNA (Low Noise Amplifiers), PA (Power Amplifiers), Optical Transceivers, Channel/Band Selectors, Frequency Shifters, Bias Tees, and PSUs.
Passive RF Modules: Multiplexers, Cavity Filters, Channel Combiners, and high-quality Semi-rigid/Flexible Jumpers.
3. Passive DAS & Connectivity Infrastructure
A full suite of passive hardware for robust signal distribution:
POI (Point of Interface) & Multi-band / Hybrid Combiners
Distribution Components: Splitters, Couplers, Tappers, and Cable Assemblies.
Antennas: A wide range of indoor and outdoor antenna solutions.
4. Advanced Technologies & Specialized Solutions
Staying at the forefront of wireless innovation:
SDR (Software Defined Radio) Core Board Solutions.
Phased Array Radar Technology and advanced software algorithms.
Critical Communications: Public Safety BDA (Bi-Directional Amplifier) solutions to ensure emergency network reliability.
Why Choose ATNJ?
With a focus on Professionalism, Reliability, and Customization, ATNJ empowers clients worldwide with cutting-edge wireless infrastructure. Whether you require standard products or a fully customized ODM solution, our engineering team is ready to turn your requirements into reality.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2010
Total Annual:
7500000-8000000
Employee Number:
95~105
Ecer Certification：
Verified Supplier
Shenzhen ATNJ Communication Technology Co.,LTD--Lead the future, connecting the infinite. Shenzhen ATNJ Communication Technology Co.,LTD is located in Shenzhen, Silicon Valley, China. We committed to the R&D, production and sales of low-altitude economy, Software Defi... Shenzhen ATNJ Communication Technology Co.,LTD--Lead the future, connecting the infinite. Shenzhen ATNJ Communication Technology Co.,LTD is located in Shenzhen, Silicon Valley, China. We committed to the R&D, production and sales of low-altitude economy, Software Defi...
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