GSM/3G booster 980, GSM/UMTS980(900/2100MHz) GSM+3G,GSM booster,GSM repeater,UMTS booster,WCDMA booster,repeater 100% guaranty and ... Gain: 8 dbi ;3. Suitable for 800-2500mhz ( CDMA,GSM,PCS,DCS,2.4G wifi suitable ) ;4. Max. power : 50W ;5. I ... ) Any questions, pls fee free to contact us. GSM/3G booster 980, GSM/UMTS980(900/2100MHz) GSM+3G,GSM booster,GSM repeater,UMTS booster,WCDMA booster,repeater