The G51 4-Way Double-Sided Comms System is a professional 4-person wireless intercom package featuring full-duplex 4-wire communication over DECT wireless technology. Designed for production crews it includes four double-sided headset modules with environmental noise cancellation reliable line-of-sight communication and robust build quality. Ideal for live events and broadcast operations. Includes 4 double-sided intercom headset units with dual-mic ENC Full-duplex wireless using 2.4GHz DECT 4-way communication for production teams Pre-paired plug-and-play setup Robust metal chassis base units for headset power/control Up to 350ft (110m) LOS communication range PTT and mute controls on each headset Headsets powered directly from base stations Includes: 4× Double-sided headsets 4× Base Stations 4× Power Adapters 4× Headset Cushions 1× Carry Case 1× User Manual