SYNCO Xtalk XMax5 Full-Duplex Wireless Intercom System with 5 Double-Ear Headsets (2.4 GHz) Random Master Device Design for Team Communication,Movie Shoot,Live Show Stage Performance (5PCS)SmartFlow Sync with Unique 3.5mm Real-time Monitoring:Seamlessly communicate with your team while monitoring audio from device like cameras and recorders,and no need for another headset.500m Reliable Transmission Range for Large-Scale Event Communication:SYNCO XMax features dual external antennas,providing a stable transmission distance of 500 meters.Dual-mic AI Noise Cancellation for Crystal-clear Chat:The XMAX features an exclusive AI noise-cancellation chip and dual-mic algorithm that analyzes ambient noise in real time and adjusts cancellation depth.Unlimited Connectivity,Flexible Communication,and Clear Dispatch:XMAX supports seamless communication for up to 13 team members.With Signal Boost,it allows for unlimited headset connections.Supercharge the Singal with One-Press Boost Mode:The SignalBoost allows for one-button frequency switching,instantly amplifying the signal.No worries about interference from walls,buildings,or high-speed movement in complex environments.