Product Description We specially manufacturer followings products since 1995: *GSM FullBand/Band Selective Signal Booster, *CDMA FullBand/Band Selective Signal Booster, *DCS FullBand/Band Selective Signal Booster, *PCD FullBand/Band Selective Signal Booster, *WCDMA FullBand/Band Selective Signal Booster Today,We would like to introduce GSM Band Selective Signal booster: Specification: 1)Frequency Range:Uplink 890~915MHz; Downlink 935~960MHz 2)Output Power: >20dBm 3)Noise Figure: