15dBm Home Use Mini 850MHz Signal Booster AGC ALC

Home Use Mini Signal Booster CDMA850 Single band Signal Booster Signal Repeater ST850A What is the cell phone signal booster? Cell phone signal booster (also named repeater, amplifier) is a product designed to solve the mobile phone blind signal. As the mobile phone signal is transmitted by electromagnetic waves to establish a communications link, however there are a lot barriers make it is unavailable to get sound signal. When people enter some tall buildings, some places basement malls, restaurants and parking lot, some places of entertainment such as karaoke sauna and massa
15dBm Home Use Mini 850MHz Signal Booster AGC ALC