2.4Ghz 12CH 1000mW Wireless AV Transmitter,With 1000mW high output power,transmission range is 2000m in open fields. 2.4Ghz 12CHS 1000mW Wireless AV Transmitter( ... projects.1.Perform Parameter: Working Voltage:DC 12V Output Current: 600mA Output Power: 1000mW Transmitting range:2000m in open fields ... 4 plugs(red,yellow,white,black).Red plug connect DC 12V/1000mA,can also connect battery.White and ...