Transmission Range: 1,100ft (350m) LOS
Frequency Band: T1.9 GHz (DECT) (varies by country and region)
Modulation Mode: GFSK
RX Sensitivity: <-90dBm
Battery Capacity: 700mAh(2.66Wh)
Operation Time: Remote headset: >10 hours (ENC ON)
Master headset: >5 hours (ENC ON with 5 remote headsets)
Master headset: >4 hours (ENC ON with 7 remote headsets)
Charging Time: About 2.5 hours
Frequency Response: ENC OFF: 150Hz–7kHz (fluctuation range: ±6dB) / ENC ON: 150Hz–7kHz
Signal-to-Noise Ratio: 71±2dB@94dBSPL,1kHz
Distortion: <1%@94dBSPL, 150Hz–7kHz
Microphone Type: Electret
Input SPL: >115dBSPL
Output SPL: 94±3dBSPL (@94dBSPL, 1kHz)
ENC: 20dB±2
Net Weight: About 170g (6oz) with the battery included for each wireless headset
Temperature Range: 0℃ to 45℃ (working condition) / –10℃ to 60℃ (storage condition)