Cell Phone Signal Booster 900/1800/2100MHz 2G/3G/4G Tri Band GSM DCS Mobile Signa Amplifier Repeater, Cell Signal Booster for Home with Adapter（Us Plug） Coverage Area Up to 150㎡/1614ft²

【Large Coverage】: The mobile phone signal repeater is strong and covers a large range of 150m²/1614ft². So you do not need to worry about missing phone calls or network. 【Useful Functions】: The signal repeater can effectively enhance mobile phone signal strength, improve communication quality, reduce cellphone radiation, and protract cellular battery life. Compatibility Of Electromagnetism According With Ets300 609-4. 【Tri- Band Amplifier】: The signal repeater has nice performance, high gain, low operating temperature, and ultra-low noise receive, making it perfect for people needing fast uploads and downloads for streaming apps. 【Compact Design】: This signal repeater has a small size of 9.25*7.28*0.79 Inch so that you can install, carry, and store it easily without taking up much e. 【ALC Technology】: ALC technology enables it to operate within the specified output power with less interference and can also protect the host.