The price is a 2pcs price, 1 pair, to bring you the inconvenience, please forgive me. Perfect support coaxial video line, 75-5 RG59 75-3 and other wire, if in doubt, please contact the online customer service!!
AHD : support 720P 1080P
CVI : support 720P 1080P
TVI :support 3MP 720P 1080P
AHD/CVI/TVI, the three schemes can not be mixed with the transmission signal. Single scheme 4 transmission signal is more stable!