The -SPI decoder adopts the advanced mini control unit, it receives standard -512 digital control signal that is widely used in the and transformes it into SPI signal to drive LED, it supports 10 kinds of different model of lights, at the same time the port of signal has -Pattern protection measures; you could connect the decoder with digital console to achieve dimming or changes in procedures. Not connected with console, you can choose select the built-in 35 kinds of default patterns through the modle button, the default points is 1024. Technical Parameters: Controller Model: DMX200 Working temperature: -20-60 degree Input voltage: DC5-24V Output: SPI signal (DATA, CLK) Max output: 480W Material: Metal colour: Black Package Contents: 3 x LED Controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.