Item specifics Style: In-Ear
Communication: Wireless
Connectors: USB
Wireless Type: bluetooth
Vocalism Principle: Dynamic
Control Button: Yes
Volume Control: No
Active Noise-Cancellation: Yes
Function: For Mobile Phone, HiFi Headphone, For iPod,
Sport Plug Type: Wireless
Sensitivity: 120± 3dB
Frequency Response Range: 20-22000Hz
Line Length: None
Resistance: 10Ω
Waterproof: No
With Microphone: Yes Product Description Packaging
Details Unit Type: piece
Package Weight: 0.12 kg ( 0.26 lb.
) Package Size: 10cm x 10cm x 10cm ( 3.94 in x 3.94 in x 3.94 in)