The DMX amplifier send the exporting regular voltage DMX again to another group of slave after receiving the signal from DMX master, it is mainly used to prolong the DMX signal mission distance, increase the DMX signal driving ability. Input signal: 1 channel DMX signal Output signal: 8 channels DMX signal Each channel can take 20 loads Model Number:DMX512 Material: Plastic Color: Milky white Size:199 x 91.5 x 40mm(L x W x H) Working temperature: -20-60 Supply voltage: DC12-24V Static power consumption: Less than 1W Package includes:1* DMX 1* Wire Only the above package content, other products are not included. Note: Light shooting 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.