DMX512 Wireless Receiver,2.4G ISM,126 channel,400M communication ... :400M(visible distance,it has some different base on environment)*Input voltage;5DVDC 500mAMIN(with AC100-220v power adapter ... optic manufacture,straighten,dot,black skin packing.Depending on many years background in this field,Minar Illuminition ... and final customers. LED lighting controller(wireless receiver,126 channel,XLR connector)