70dB Gain Mobile Signal Booster 2G/3G/4G Dual Band 1800/2100MHz Repeater with 20dBm Output Power
70dB Gain Mobile Signal Booster with dual-band 1800/2100MHz coverage for 2G/3G/4G networks. This professional-grade signal repeater amplifier enhances cellular connectivity in areas with poor signal reception.
| Parameter | Specification |
|---|---|
| Frequency Range | Uplink: 1710-1785MHz, 1920-1980MHz Downlink: 1805-1880MHz, 2110-2170MHz |
| Gain | 70dB |
| Output Power | 20dBm |
| Noise Figure | ≤ 5dB |
| Operating Temperature | -10°C to +55°C |
| Power Supply | AC 110-220V±20%, 50/60Hz |
| Dimensions | 165×130×40 mm |
| Weight | ≤0.8 kg |
Download detailed specifications:
- Intelligent installation guidance with LCD display
- Real-time signal strength monitoring
- Automatic dormancy when no active calls
- Self-diagnostic alarm system for installation errors
- Automatic gain adjustment to prevent self-excitation
- Proactive device failure notifications
For optimal performance:
- Ensure outdoor antenna points toward signal tower with strength ≥ -70dBm
- Maintain minimum 20-meter separation between outdoor and indoor antennas
- Position antennas with walls between them and avoid same horizontal alignment
Ideal for signal enhancement in:
- Underground spaces: basements, parking lots, tunnels
- Signal-shielded locations: offices, supermarkets, hotels
- Remote areas distant from base stations
We provide professional engineering support and global compatibility with 24/7 technical assistance.
Minimal radiation levels that are significantly lower than the increased radiation emitted by phones struggling to maintain connections in poor signal areas.
Yes, our kits include comprehensive instructions and all necessary components for straightforward DIY installation.
No, the signal booster amplifies existing weak signals but cannot generate signals where none exist.
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