mobile signal booster wcdma2100 IDEN,GSM,CDMA,DCS,PCS,3G Output 23dBm/Gain 60-65dB 1 year warranty mobile signal ... ,40dbm,43dbm,46dbm.(2)frequency can be:GSM900MHz,DCS1800MHz,WCDMA(3G),CDMA850MHz,CDMA450MHz,CDMA1900MHz,IDEN,EGSM,BLUETEETH,GPS and so on ...