... speed are adjustable; 4. CE ROHS Product Description:12-key RF controller adopts the advanced micro control unit, it ... changing, stroboflash and other effects of change. RF 12 key RGB controllerTechnical Parameters: Working temperature-20-60°CSupply voltageDC5V, ... decoder, LED amplifier, LED digital controller, LED dimmer, LED music controller,etc. With reliable quality and continuous innovation, we ...