A complete set of nine full-duplex wireless intercom headsets for large teams. Supports multi-group management and stable long-distance communication, ideal for film production, events or team coordination.

Technical Specifications:
Wireless Technology: Digital 2.4GHz
Transmission Mode: Full-duplex
Operating Range: 500 m (line of sight)
RF Sensitivity: <-90 dBm
Radio Output Power: 20 dBm
Power Supply: USB-C 5V
Battery: Li-ion 1050mAh
Working Time: up to 24 hours
Charging Time: ~2.5 hours
Frequency Response: 150Hz – 7KHz
Signal-to-Noise Ratio: ≥65dB
Distortion: <1%
Microphone Type: Condenser
Max Input SPL: >115dB
Output SPL: ~98 ±3dB
Weight: ~194g (with battery)

Package Contents:
9 headsets, 9 rechargeable batteries, 5 charging cables, 5 charging stations, 9 carrying bags, 1 storage bag, 9 ear cushions, 9 mic windshields, 1 warranty card.