GSM single band repeater/3G GSM indoor repeater amplifier: 1) gsm/3g/dcs repeater 2) with AGC & ... GSM Single band repeater -3G PCS GSM indoor repeater amplifier:1) Output from 20dbm to 27dbm, gain from 70db ... low consumption, easy installation, cover about 1000-5000m2, high linear design, low interference to BTS.5) Mulitple pphones and other ... single band repeater/3G PCS GSM indoor repeater amplifier