27dBm 900MHz Signal Booster MGC AGC ALC

HPC-G27 GSM900mhz Mobile Phone signal boosterGSM mobile networks are everywhere around the world  but depending on where a mobile phone is located,Website:http://www.mobilesignalboosterchinas.com,  regrettably the quality of the GSM signals differ significantly from excellent to poor. The item in auction is designed to address the signals strength issue by boosting the signals in two directions (Full Duplex) :1.signals transmitted from a mobile phone  are received by the signal booster over the air via the booster's indoor antenna and these signals are amplified and retransmitted over the air
27dBm 900MHz Signal Booster MGC AGC ALC