... /3g/cdma mobile repeater 2) AGC function 3) CE approvel C10/C15/C20 gsm Booster/mobile repeater / amplifier1) Output from 10dbm ... repeater, extended phone battery life.6) Available Models: C10-GSM, C10-DCS, C10-PCS, C10-CDMA, C10-WCDMA C15 -GSM, C15-DCS, C15-PCS, C15 ... -GSM, C20-DCS,C20-PCS, C20-CDMA, C20-WCDMAApplication Diagram: C10/C15/C20 GSM Booster/mobile repeater/amplifier