Comply with the DMX512 standard protocols. Digital numeric display, set DMX decode start address by buttons. RDM function can realize intercommunication between DMX master and decoder. For example, DMX decoder address can be set by DMX master console. 16bit (65536 levels) /8bit (256 levels) grey level selectable. PWM frequency 250/500/1000/2000/4000/8000/16000Hz selectable. Logarithmic or linear dimming curve selectable. Over-heat / Over-load / Short circuit protection, recover automatically. D5-P have Green terminal DMX signal ports, Colour:Black Material:plastic+metal Package Contents: 1 x 5 Channel DMX 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.