Tx5820: StyleRadio control toy TypeHelicopter PowerBattery MaterialPcb board ScaleN Radio control styleRc hobby Place of originGuangdong, china (mainland) Brand nameFlysight Model numberTx5820 Dimension68*35.2*27.5mm Supply current300ma Power supply voltage6.5-15 v Receiver(rc805): Receiving frequency: 5665-5945mhz;8ch Receiving sensitivity: -90dbm Frequency control: built-in frequency and phase lock loop Double lines av output: analog av signal output Antenna connector: sma(inside the needle) Power supply voltage: 8-12v Supply current: 100ma Dimension: 75*54*15mm (aluminium alloy extrusion shell) Remark: the receiver's power input is ranging from 8-12v, dual av output is supported Frequency of each channel: ch1: 5705 ch2:5685 Ch3:5665 ch4:5645 Ch5:5885 ch6:5905 Ch7:5925 ch8:5945 Standard and very light