Additional 4-channel RF transmitter valid for the CDVI® autonomous electromagnetic cup and for RF receivers. Frequency: 433.92 MHz. Modulation: AM / ASK. Keelog Rolling Code. 4 channels Scope: 100-200 m. Power E.R.P: 150-200 ?W. Operating temperatures: -10ºC to 55ºC. Dimensions: 72 x 42 x 13 mm. Power supply: 1 x CR2032 lithium battery. Consumption: 15 mA.