Lintratek New 2G/3G/4G Four-band Cell Phone Signal Booster Verizon AT&T T-Mobile Sprint Band 2 Band 4 Band 5 Band 12(Band 17) Mobile Phone Signal Amplifier Repeater Kit for Home/Office

Improve 2G 3G 4G Signal in Your Home or Office -- Say Bye-bye to the Signal Deadzone!! With Automatic Gain Control function, saves the lifetime of the device. Offer solution for your dropped and missed calls, as well as the slow 4G data inside your home or office space. Specification: Signal frequency: 699-716/729-746MHz & 824-849/869-894MHz & 1850-1910/1930-1990MHz & 1710-1755/2110-2155MHz Output Power: 20dBm Gain: 68dB I/O Port: N-Female on both ends Main Power: AC 100-240V, DC 5V 3A Package Contents: 1 x 2G 3G 4G Cellular Signal Booster 1 x Outdoor Antenna 1 x Indoor Antenna 1 x US Power Adapter 1 x 15 Meters Coax Cable 1 x English User Manual Easy Setup in 4 easy steps! [ 1 ] Mount the External Antenna where you have the strongest cell phone signal, typically on a roof or in an attic. [ 2 ] Connect the indoor antenna to the Amplifier Base Unit and place where you need improved signal. There should be a minimum of 6 vertical meters of separation between the Base Unit and External Antenna. [ 3 ] Run the 15m coax cable (50ft) between the Base Unit and External Antenna. [ 4 ] Connect the power supply to the Amplifier Base Unit and plug into a power outlet and you are done! Notice: 1. Make sure the Outdoor LPDA Antenna towards the cell phone signal tower, and could receive at least 3 bars of stable signal. 2. This cell phone signal booster can only make the weak signal stronger, it can't create signal, that's means it won't give you any help in an area where there is no signal at all. If there are any problems in testing, installing and using, please feel free to consult us. We are very very very pleased to help : )