CDMA 850MHz GSM Signal Booster with 70dB Gain and 300sqm Coverage for 2G 3G Voice and Internet
The CDMA 850MHz GSM Signal Booster is a professional-grade cellular amplifier designed to enhance 2G voice and 3G internet connectivity in areas with weak signal reception. This compact device extends coverage up to 300 square meters, supporting simultaneous connections for up to 20 mobile devices.
- Smart LCD display showing outdoor and working signal strength
- Automatic Gain Control (AGC) and Automatic Level Control (ALC) functions
- 70dB gain with 17-20dBm output power
- Supports CDMA 850MHz Band 5 (Uplink: 824-849MHz, Downlink: 869-894MHz)
- Sleeping mode for energy efficiency
- CE & RoHS certified with 3-year warranty
- SMA-female connector for easy installation
| Parameter | Specification |
|---|---|
| Model | AS-C3 |
| Frequency Range | Uplink: 824-849MHz, Downlink: 869-894MHz |
| Working System | CDMA 850MHz |
| Gain | 70dB |
| Output Power | 17-20dBm |
| Bandwidth | 25MHz |
| Noise Figure | ≤ 6dB |
| Power Supply | AC: 90-265V; 50/60Hz DC: 9V 3A |
| Power Consumption | |
| Operating Temperature | -10°C to 55°C |
| Dimensions | 170 × 130 × 26mm |
| Net Weight | 1.85KG |
Ideal for office buildings, shopping malls, underground parking facilities, exhibition centers, workshops, and other indoor environments requiring reliable cellular connectivity.
All products undergo pre-production sampling and final inspection before shipment. Certified with CE and RoHS compliance, backed by a 3-year warranty for reliable performance.
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