Exchangeable Decentralization With SYNCO MasterFree: The revolutionary SYNCO MasterFree Algorithm, Say goodbye to concerns about losing or running out of battery on the master headset. as our algorithm intelligently designates a master headset, form a group of 2-5 people effortlessly. Expanded Team Communication to 700M Distance: Stay effortlessly connected with the Xtalk X5, featuring an impressive range of 350m (LOS), and 700m(LOS) while both remotes are connected to the master. And no need to walk far to re-connect. Experience-enhancing AEC Spanning from 150HZ to 7KHZ: Equipped with advanced AEC technology, it eliminates echoes, reverberation, and unwanted ambient noise, captures and highlights the primary voice and effortlessly suppresses audio disturbances, ensuring crystal-clear recognition of human voices even in noisy environments. Connect All Day With Rechargeable Batteries: Low-power design and powered by rechargeable batteries, Xtalk X5 ensures you to easily power up your headset for working over 20H, 2-Slots charging station power up your charging efficiency. SmartFlow Sync with Unique 3.5mm Real-time Monitoring: Unleash the power of unique real-time monitoring and wired headset functionality in One! Seamlessly communicate with your team while monitoring audio from devices like cameras and recorders, and no need for another headset. Specification: Wireless Technology:Digital 2.4GHz Transmission Mode:Full-Duplex Operating Range:350m(LOS) Frequency Band:2.4GHz Latency:About 50ms Approximate RF Sensitivity: