KEDSUM Upgarde 5pcs DMX512 DMX Dfi DJ 2.4G Wireless 4Receiver & 1Transmitter Lighting Control This product adopts a 2.4G ISM frequency section. High effective GFSK modulate, communication design; 126 channels jumping frequency automatically, high anti-jamming ability. DMX512 wireless receiver/transmitter transmits standard DMX512 protocol data (generated by console) by wireless way. No time delay when signal data is transmitting, signal data is real time and reliably. 7 groups ID code settable, user can use 7 groups individual wireless system without any interference with each other in the same place. 126 channels automatically jumping frequency, high anti-jamming ability to ensure working reliability.No time delay during data transmission Upgraded Version, more functional!