... waterproof chassis 2) Application in outdoor 3) IP65 GSM outdoor repeater / GSM Cell phone booster:1) Output from 33dbm to 37dbm, gain ... handheld devices throughout a building can benefit from a wireless repeater, extended phone battery life.6)LED indicates power and working ... PCS, C33C-WCDMA C37C-GSM, C33C-CDMA, C33C-DCS, C33C-PCS, C33C-WCDMA GSM outdoor repeater/GSM Cell phone booster/CDMA PCS WCDMA ...