Signal Amplifier Overview Details High voltage RGB Signal amplifier used in conjunction with a high voltage RGB LED controller. It can accept PWM signal. When adding one RGB signal amplifier, it can connect to more than double the number of led lights. View product datasheet General Dimensions L168 x W160 x H45mm Supply Voltage AC 100-240V Output channels(Optional) RGB 3 ChannelsRGBW 4Channels Loadable Current 6A Output Power 660W(AC110V)~1320W(AC220V) Working temperature -20-60°C Weight 350g Warranty 2 Years