Power Supply DC12V Consumption Current 50mA Channel 12 channels T/R Frequency 2.4G Output Power 10mW Unobstructed Effective Range 30 ~ 100 m Operating temperature -10° ~ +50° Dimension 24*19*6mm Receiver Dimension 115*60*21mm Weight 12g Package included wireless transmitter and receiver ,two antennas, AV cable, TX cable, two power supply