Wireless Bluetooth Headphone Built-in noise reduction Headset Rechargeable Headset Professional safety design
- Working Time: Music/ 7 hours (The Volume will affect the time)
- SNR: S/N≥95
- Charging Time: 1h-2h
- Music Playing Time: up to 7 hours
- Frequency Response: 20 ~ 20000Hz
- Sensitivity: 123dB
- Impedance: 32 ohm