62dB 850MHz Cell Phone Signal Booster Extender Repeater with Small Antenna Type: Booster amd Antennas Color: White Compatible Phone Manufacturer: All Phones Work on 850MHz Compatible Carrier: All Carriers Work on 850MHz Support Network: 3G, GSM, CDMA, WCDMA Coverage: 1500 sq ft Frequency: 850MHz Gain: 62dB