... power: 23dBm/200mW transmitting distance:>3000metres frequency control:built-in frequency and phase lock loopAV input:analog AV signal input ... frequency control:built-in frequency and phase lock loop double lines AV output:analog AV signal output antenna connector:SMA ... extrusion profiles)we supply2.4ghz ,5.8ghz,1.2ghz,1.5ghz,remote control transmitter and receiverpayment:TT,Western union,Paypal, ...