- Color:Black
- Size:One Size
- Style:Headphone
- Vocalism Principle:Other
- Active Noise-Cancellation:No
- Control Button:Yes
- Communication:Wired
- Volume Control:Yes
- Certification:NONE
- Wireless Type:bluetooth
- Type:OPP bag
- Color box(optional)
- Speaker size:30mm
- Sensivitity:105±3dB
- Frequency range:20 HZ-20KHZ
- Microphone:6.0x5.0mm
- Microphone sensitivity:-38±3dB
- Directionality:omni-directional