This wireless transmitter and receiver kit eliminates the need for cables. It transmits standard DMX512 protocol data wirelessly with no time delay for real-time, reliable signal transmission. The product operates on the 2.4G ISM frequency band. It features effective GFSK modulation and communication design with 126 auto-jumping channels for high anti-jamming ability and reliable operation. Seven groups of ID codes are settable, allowing for seven individual wireless networks to operate without interference in the same location. Tricolor LED displaying indicators are included. Specifications: Input Voltage: DC 5V 500mA min Power: 0.2W per piece 2.4G Wireless DMX512 Transmitter and Receiver Communication Distance: 400 meters visible distance Working Frequency Section: 2.4G ISM, 126 channels Rotation Angle of Antenna: 90 degrees Max Transmitting Power Rate: 20dBm Receive Sensitivity: -94dBm DMX Connector: 3-pin male and 3-pin female Material: Iron and Zinc Item Color: Silver Warranty: 1 year Length of Antenna: 8.7cm Item Size of Transmitter: 2cm diameter, 12cm height Item Size of Receiver: 2cm diameter, 8.5cm height Item Weight of Transmitter: 67g Item Weight of Receiver: 45g Package Size: 16.9cm x 16.5cm x 6.3cm Package Weight: 499g