DMX512 Wireless Receiver,2.4G ISM,126 channel,400M communication distance,3pin XLR connector *Model:CB-CM02*Work frenquency ... DMX Singal port:3pin XLR connector Attention: must used in pairs to transmit and receive the date. Our company ... performance for indoor,outdoor and showcase lighting engineer,dealer,and final customers. LED lighting controller(wireless receiver,126 channel,XLR connector)