Specifications
- Name: F9 Bluetooth headset
- Color: black
- Material: ABS
- Program: Blue Dragon 8832
- bluetooth version: V5.0
- Working frequency: 2.4GHZ-2.4835Ghz=
- Battery display: support for Android, IOS
- Working distance: 10 meters
- Frequency response range: 50hz-20Khz
- Sensitivity: 108±2db
- Impedance: 16±5%Ω
- Battery: Headphone 60mah
- Charging battery: 1200MAH
- Continuous use of headphones: 3-5 hours
- Charging bin size: 8*5.5**3CM
