HTA-TTP111HD HD Video Transceiver (BALUN) BNC Male to screw terminal 10 piece/one box package To send HD-CVI, HD-TVI, AHD camera 720p/1080p up to 300 meters .over UTP cable. BNC male to screw terminal for easy connection. Compact and mini size, could mount multiple units behind multiplexer, Quad, DVR..etc Passive, No power required. To work with Active transmitter HTA-TTA111HDT, Active receiver HTA-TTA111HDR for extra long distance transmission.