This device is a **Mobile Network Signal Booster** (Mobile Tri Band Repeater). Its function is to improve phone coverage inside homes, offices, farms, and places where the signal is weak. Supports 3 bands: 2G , 3G , 4G ### Features * It picks up the tower signal within a range of 30 kilometers. * It boosts the mobile signal inside the building. * It improves call quality and reduces قطع (cutting/interruption). * It increases internet speed if the signal is weak. * It supports more than one network and frequency at the same time. * Suitable for large homes, basements, or areas far from towers. ### How it works Works with: 1. **An external antenna** that picks up the signal from 4G/3G towers for all networks. 2. **The device itself** amplifies the signal. 3. **An internal antenna** to broadcast 2G or GSM signal.