... Connect to numerous led lights RGB LED AmplifierRGB Amplifier is used for all our company RGB LED ... accept PWM signal. When adding one RGB amplifier, it can connect to more than double of ... the number led lights. In theory , RGB amplifier can be connected to numerous.Specifications: Supply VolatgeDC5V ... AC220V2,.Uses a separate switching power supply for amplifier, the effect is even better3,Lead wire ...