DC12/24/36/48V power input, 1/3/4 channels PWM constant voltage output. PWM achieve 4096 levels flicker-less dimming, 256 level brightness, 4096 level gray-scale. Wireless 2.4G, remote control distance is 30 meters, with cascade function, achieve hundreds of meters of control distance. Can accept 1-10 remote control, achieve partition control through remote control.