Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: No
Communication: wireless
Volume Control: No
Style: In-Ear
Sensitivity: 123dBdB
Wireless Type: bluetooth
Is wireless: Yes
Line Length: 0Nonem
Support APP: No
Function: Common Headphone
Function: For Mobile Phone
Function: HiFi Headphone
Function: Sport
Number Of Drivers: 1
Plug Type: Line Type
Package List: earphone,ear hook,charge cable
Impedance Range: 20 - 36
Connectors: None
Headphone Pads Material: eva
Bluetooth Version: 4.2
Codecs: SBC
Support Memory Card: No
Driver Diameter: 8mm
Resistance: 30ΩΩ
Waterproof: Yes
Frequency Response Range: 20 - 20000Hz
Total Harmonic Distortion: <1%
With Microphone: Yes
Charging Method: 5V/0.5A
Magnet Type: neodymium
color: white,black,skin color
bluetooth version: V4.2
battery: earbud:55mAh,charge case:220mAh
Work time: about 3-4 hours
charge time: in 1hours
size of earbud: 17mm/3.7g,ultra small size