Best Unbranded Cell Phone Signal Boosters

qualityzoneonline Top sellers Payment Shipping Warranty Policies Contact Us Categories #QZO LCD GSM 900Mhz Cell Phone Signal Repeater Booster Amplifier + Yagi Antenna Description Introduction: A mobile phone signal repeater provides the ultimate solution in any area where cellular communications can not work well due to leak of signals. The repeater device features easy installation & operation. It could also improve indoor electromagnetism environments, protract cellular battery life and reduce radiation of cellphones. A mobile phone repeater is ideal for house, home, office use. Note: before bide, please make sure your SIM card support GSM 900MHZ, if not support, this item can not working. Functions: High gain, easy installation and operation. Full-duplex, single-port design. Use ALC technology, adjust extent automatically LED Light Working & Signal Condition Indicators Big linear power, control intermodulation & scatteration stably Dependability stand by GB6993-86 standard Compatibility of electromagnetism according with ETS300 609-4 Specification: Uplink Downlink Frequency range 890-915MHz 930-960MHz Booster Gain (dB) Gp?58 Gp?55 Outdoor Directional Antenna Gain (dB) 8 Indoor Antenna Gain (dB) 3 Export Power (Po) ?10dBm Pass Band Ripple ?3dB I/O Impedance 50?/N connector Noise Figure ?4dB Transmission Delay ?0.5?s Ambient Temperature -10? - 60? Power Supply AC 110 - 220V 45 - 55Hz Reliability To the GB6993-86 standard Electromagnetic Compatibility To the ETS300 694-4 standard Function a) Power supply LED denote b) Export power LED denote Size 140 x 100 x 20cm Installation Note: In order to achieve good results?please do pay attention on the following notes: 1. please install the outdoor antenna on the highe