65dB Dual band 850MHz 1900MHz Mobile Phone Signal Booster Repeater Amplifier with Indoor Directional Panel and Outdoor GSM Yagi Antenna Frequency Range:824-849MHz,869-894MHz,1850-1910MHz,1930-1990MHz Max. Output power:15dBm Max. Gain (dB) :65dB I/O Port : SMA-female on both ends Power Supply :Input AC100~240V 50/60Hz,output DC 5V 2A