ATNJ MS-GSM3 27dBm GSM 900MHz Signal Booster with 80dB Gain for 800m² Coverage
The ATNJ MS-GSM3 is a powerful GSM signal amplifier designed to enhance mobile connectivity in large indoor spaces. Featuring an informative LCD screen, stand-by mode, and multiple automatic functions, this device provides reliable signal boosting for improved communication.
This amplifier provides comprehensive coverage for areas up to 800 m² (8600 ft²), making it ideal for office buildings, parking facilities, restaurants, tunnels, and other large indoor environments.
Operating at 900 MHz, the MS-GSM3 amplifier enhances GSM signal transmission including phone calls, SMS, EDGE, GPRS, and 2G networks. Compatible with European Union standards and many global networks, it also improves 3G internet connectivity when supported by your provider on the 900MHz band.
- LCD display showing signal levels, setup instructions, and error messages with solutions
- Stand-by mode for energy efficiency during inactive periods
- Automatic gain control prevents interference and ensures optimal performance
- Safety certified with RoHS and CE compliance meeting European standards
- 2-year warranty included with optional third-year extension available
The package includes the booster, antennas, and mounting brackets for straightforward installation. Most users can complete setup within 15-20 minutes without specialized technical skills. The amplifier begins boosting signals automatically within 5-7 seconds after installation.
| Parameter | Specification |
|---|---|
| Frequency Range | Uplink: 890-915MHz, Downlink: 935-960MHz |
| Frequency Bandwidth | 30MHz |
| Gain | 80dB |
| Output Power | 27dBm |
| Operating Temperature | -10°C to +55°C |
| Dimensions | 165×130×40 mm |
| RF Connector | N Female |
| Noise Figure | ≤ 5dB |
| VSWR | ≤ 2 |
Download detailed specifications:
- Cost-effective solution for weak signal zones, reduces dropped calls
- Compact size with low power consumption
- Easy installation with extensive coverage
- Expands and extends base station signal range
- Optimizes signal quality and source
- Covers 500-3000m² without obstruction
- Supports all cellular devices (voice & data)
- Wide band signal booster with customizable selective band options
Every ATNJ signal booster is confirmed to be 100% safe for users, mobile devices, and the environment. The absolute safety is proven by international certifications including CE and RoHS. Learn more about ATNJ equipment certification here.
Our technical team is available 24/7 to answer questions and provide assistance. Contact our Professional Team for any installation or operational inquiries.
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