Cell Phone Signal Booster 2G 3G Band 2 and Band 5 850/1900Mhz Cell Signal Booster Cell Phone Repeater Amplifier for Home and Office，Increase Data Speed and No More Dropped Calls

The Smart LED Lights indicate working status, You can easily know if this signal booster works well or not.The booster can always provide best performance no matter how the outside signals vary.It will turn to standby mode when no users, so it can offer more safety and long-life performance.Share the strong signal with your friends and family, enjoy better reception at anytime and anywhere in your home and office.The booster can only amplify signal but cant create signal, please make sure there is at least 1-2 bars signal outside, otherwise it will not work.The booster doesnt works allow, it should work together with indoor antenna and outdoor antenna.The booster only supports cell phones on band 2 and band 5, please check which band your cell phone uses firstly by the methods below:Dial *3001#12345#*, then press Call button, Click Serving Cell Info, then Check Freq Band Indicator;Download and install the app: LTE Discovery, tap ‘SIGNALS’ and check band number.