V9 Bluetooth Wireless Earphone [CSR Version] Business Ear Hanging Stereo Voice

Wireless Type: bluetooth
Plug Type: Wireless
Function: For Mobile Phone,for Video Game,Monitor Headphone,HiFi Headphone,For iPod,Sport,Common Headphone
Waterproof: No
Communication: Wireless
Active Noise-Cancellation: Yes
Support Memory Card: No
Is wireless: Yes
Support APP: No
Style: Ear Hook
Vocalism Principle: Orthodynamic
Frequency Response Range: 8-25000Hz
Model Number: v9 bluetooth headset
Line Length: None
Brand Name: vitog
With Microphone: Yes
Connectors: USB
Support Apt-x: No
Sensitivity: 123dB
Volume Control: Yes
Resistance: 50 \u03a9
Control Button: Yes

Battery capacity: 90mAH on one side of the headset
Charging power: AC input 110-240V DC output 5V
Transmission power: Class2 ? Wireless frequency: 2.402-2.480GHz
Call duration: about 8-10 hours ?Play time: about 8 hours
Standby time: 200 hours
Charging time: 2 hours ? Noise reduction: Built-in CVC6.0 noise cancellation technology
Operating range: 10 meters ? Charging interface: Micro-USB
Version: V4.1
Chip: CSR 8635 solution
Support: HSP, HFP, A2DP AVRCP
Voice: Support