Includes 5 headsets, charger and all the original extras, it’s a great item I’ve only used it. Expanded Communication Range & Strong Signal: With 2 high-gain external antennas, Xtalk XPRO wireless intercom headset provides a reliable 500m connection range and superior anti-interference capabilities, ideal for large-scale events like film shoots, conferences, and live sports. Enjoy instant, uninterrupted communication without reconnection delays. Advanced Noise Cancellation with AEC Technology: Featuring 2.0 AEC technology, XTALK XPRO full duplex wireless headset eliminates echoes, reverberation, and ambient noise, ensuring clear voice recognition from 150Hz to 7kHz-even in noisy environments. Boost Mode & Flexible Master Selection: SYNCO’s Boost Mode enhances signal strength for stable communication, while the MasterFree Algorithm allows any headset to become the master, enabling group chats for 2-13 people without battery worries. Perfect for dynamic team setups. All-Day Battery & Real-Time Monitoring: SYNCO XPRO enjoy over 24 hours of use with rechargeable and replaceable batteries. The 2-slot charging station improves efficiency, while the 3.5mm monitoring jack supports simultaneous communication and device audio monitoring, ideal for directors and field controllers. Lightweight Comfort & Easy Pairing: Crafted from lightweight ABS and smooth leather, each 194g Xtalk pro headset offers comfort for extended use with upgraded over-ear cushions.