1.2G 1500mW Wireless AV transmitter Channel:8CH AV frequency Unobstructive Effective Range:1~1600KM Transmit power:800mW 1.2G 1500mW Wireless AV transmitterTransmit power:800mW Frequency ... ,transmitter,2 antennas,TX cable,AV cableDigital play,8CHS transmitter,credibility,synchro transmitting AV signal,use for mid-distance of wireless transmitting equipment.1.2G 800mW Wireless AV transmitter ...