Tri-band 900MHZ 1800MHZ 2100MHZ 4G Phone Signal Booster

Feature:
-Color: White.
– Material: Metal+Electronic Components.
– Size: 19.5 x 18 x 2cm.
– GSM/DCS/3G(900/1800/2100MHz)
– Working System:
1.GSM 900MHz
2.3G WCDMA 2100MHz
3.B3 LTE 1800MHz
– Frequency Range:UPlink:890-915MHz/1920-1980MHz/1710-1785MHz
– Downlink:935-960MHz/2110-2170MHz/1805-1880MHz
– Gain:70db
– Output power:20dbm
– Ripple in the band: less than 6db
– Power supply:AC:100-240V,50/60Hz
– DC:12V 2A
– Power consumption: less than 20W
– Inpedance: 50ohm
– RFconnector: N female
– Matching Antenna type: N
– Feature: ALC function. improve 2g/3g/4g network
– ALC function, no interference to work station. Make you use it more easily and conveniently.
– This mobile phone signal repeater provides the ultimate solution in any area where cellular communications can not work well due to a leak of signals.
– Easy to install and operate, build-in indoor antenna, and no interference. It could also improve indoor electromagnetism environments, protract cellular battery life and reduce the radiation of cellphones.
– Ideal for house, home, and office use; High gain, easy installation, and operation, LED Light Working, and Signal Condition Indicators.
– Warm Tip: Dear buyer, Due to the lighting effect, monitor brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!