... to 90db, works on any of GSM, DCS, CDMA, PCS and WCDMA system; maintain safe and specific output signal levels and give ... .7) Available models: C33C-GSM, C33C-CDMA, C33C-DCS, C33C-PCS, C33C-WCDMA C37C-GSM, C33C-CDMA, C33C-DCS, C33C ... -PCS, C33C-WCDMA GSM outdoor repeater/GSM Cell phone booster/CDMA PCS WCDMA DCS