Specifications:

A mobile phone signal repeater provides the ultimate solution in any area where cellular communications cannot work due to leak of signals. There is no interference. It could also improve indoor electromagnetism environments. Protract cellular battery life and reduce radiation of cellphones. A mobile repeaters are suitable for residential and office use. It is also excellent for cover a meeting room, hotel room, classroom etc. Help reduce drop calls and improve GSM voice communication quality. 

Installation Approaches: Fix up outdoor antenna reception on housetop and point to signal tower. Connect outdoor antenna to ''outdoor'' port in repeater machine through cable. Connect indoor antenna to ''indoor'' port in repeater machine through cable also.

Technique Supporting: If still no signal receipt after activated repeater, please check if outdoor antenna point to signal tower or elsewhere have strong signal and check if strength achieve. Please adjust the direction of outdoor antenna if it cannot call out. If strength is not steady, please check if outdoor and indoor antenna are too close. Please ensure the outdoor and indoor antenna have distance of 20 meters at least ,with a wall between and net a same horizontal line.

NOTE: The distance between the outdoor antenna and the amplifier is not more than 30 meters. The outdoor Antenna not close to a large antenna, high-voltage lines, transformers, or metal mesh, etc. The distance between the indoor antenna and the amplifier is not more than 40 meters. The indoor antennas do not close to the wall as far as possible in order to increase the coverage area. The indoor antenna and the outdoor antenna are advised to stay away from each other for more than one floor distance to prevent cyclic signal amplification. If lack of communication quality, please change the installation position of the outdoor antenna and adjustment the indicate direction of antenna. It is best to enclose waterproof tape at the junction, and prevent moisture narrow the indoor signal coverage area. Try to straight the cable, do not bend more than 90 degree.