Power supplydc 12v whats in the box1 power supply 1 x indoor antenna 1 x outdoor antenna 1 x mobile signal repeater 1 x user manual english impedance 75 operating temperature 40 to 65c 40 to 65c output power dbm23dbm 3dbm frequency range mhzgsmdcs 890 915925 960mhz 1710 17851805 1880 gain dbuplink noise figure db45db transmission delay05 s rf connectorn female coverage area mm100 square meters in a open area io impedence50 environment cond