High Gain 80dB Tri Band Cellular Repeater for 2G 3G 4G Networks - 800/900/1800MHz Signal Booster with 27dBm Output
Price:
USD+315---330+kit
MOQ:
5Pcs
Delivery Time:
3-5 work days
Brand:
ATNJ
Product Description
Product Overview
The High Gain 80dB Tri Band Cellular Repeater is a professional-grade signal amplification system designed to enhance 2G, 3G, and 4G network coverage in areas with poor signal reception.
Key Features
- Intelligent installation guidance with LCD display
- Real-time signal strength monitoring
- Automatic dormancy when no active calls
- Self-diagnostic alarm system with troubleshooting solutions
- Automatic gain control to prevent system oscillation
- Proactive damage detection and alerts
Technical Specifications
| Specification | Parameter |
|---|---|
| Frequency Range | Uplink: 832-862MHz, 890-915MHz, 1710-1785MHz Downlink: 791-821MHz, 935-960MHz, 1805-1880MHz |
| Frequency Bandwidth | 30MHz, 25MHz, 75MHz |
| Gain | 80dB |
| Automatic Gain Control | 20dB Minimum |
| Output Power | 27dBm |
| Noise Figure | ≤ 5dB |
| VSWR | ≤ 2 |
| Operating Temperature | -10°C to +55°C |
| Power Supply | AC 110-220V ±20%, 50/60Hz |
| Weight | ≤ 8 kg (Net) |
| RF Connector | N-Type Female |
Application Areas
Ideal for locations with poor cellular signal coverage including:
- Underground areas: basements, parking lots, tunnels
- Signal-shielded spaces: offices, supermarkets, cinemas, hotels
- Remote locations distant from base stations
Operation Principle
- Receives outdoor signal from cellular tower
- Transmits signal via cable to repeater unit
- Signal booster amplifies received signal
- Enhanced signal improves indoor cellular reception
Troubleshooting Guide
If signal coverage is insufficient after installation:
- Adjust outdoor antenna location and direction
- Verify cable connections are secure
- Elevate receiving antenna position for better signal capture
- Consider higher power booster or high gain antenna options
Documentation
For detailed technical specifications, download our product documentation:
Product Images
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Atnj Communication Technology Co., Ltd.
Location
Floor 12, Building A, Rd Jiangshi, Quanju High-Tech Industry Park, Guangming District, Shenzhen, Guangdong Province, China
Contact Person
Wave Luo