Phonetone 3G CDMA 65dB 850MHz Mobile Phone Signal Booster Repeater Amplifier with Indoor Ceiling Antenna and Outdoor Omni Antenna Type: Install Kit Color: Black/White Compatible Phone Manufacturer: All Phone Work on 850MHz Compatible Carrier: All Carriers Work on 850MHz Coverage: 2500 sq ft Frequency: 824-849MHz,869-894MHz Gain: 65dB Connector: N-female on both ends