110-220V Tri Band Amplifier 900 1800 2100 GSM DCS WCDMA 2G/3G/4G

Features:
The mobile signal repeater provides the ultimate solution in any area where communications can not work properly due to signal leakage, without interference, and could also improve the indoor electromagnetic environment.
Economical and practical, safe and reliable, communication fluency.
LCD display, mini design, lighting protection, wide coverage.
Use ALC technology, adjusting the range automatically.
Easy to install and use, can solve the signal problems.
Low radiation value, safer and no harm to the human body.
Perfect for house, home, office and so on to use.