Support IC: compatible with 1903 2811 1812 16703 and other single-line zero code and breakpoint resume chip Optimized Performance: This DMX512 decoder is designed for high-demand LED applications. It's perfect for a wide range of LED lighting setups. Reliable and : Built to last, this decoder withstands rigorous use, making it a dependable choice for your lighting needs. Its robust construction ensures long-term performance, providing value and efficiency. Set through 4-digit digital tube and button: internal effect mode/console mode; Internal effect mode: PXXX adjust program (001-303: a total of 303 effects, detailed effects, please consult customer service) S-XX adjust speed (1-32: 1-16 programs go forward, 17-32 programs go reverse) LXXX set the number of light strips Console mode: AXXX to SPI mode (XXX is the address code, the maximum number of channels is 512, RGB lamps have 170 points, RGBW lamps have 128 points) DXXX Normal console mode (XXX is the address code, occupying 7 channels) 1. Channel 1 represents the program, 0-255 represents 1 program every 4 numbers, 0-3 represents program 1, 4-7 represents program 2... 2. Channel 2 represents speed, 0-127 represents forward speed, 128 is still, 129-255 represents direction speed 3. Channel 3 represents the total brightness of the LED light 4. Channel 4 represents the red grayscale of the first channel of the RGB three channels 5. Channel 5 represents the green grayscale of the second channel of the RGB three channels 6. Channel 6 represents the blue grayscale of the third channel of the RGB three channels 7. Channel 7 represents the overall flashing of the LED light point, 0 means no flashing, 1-255 flashing speed from slow to fast. Color: Black Material: Metal Package Contents: 1 x DMX512 Decoder 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.