Feature：

1. They are made of light and high-rigid material, comfortable to wear
2. Steel-core head band is foldable and has a better ability of recovery
3. Piano paint work, matching with red and white
4. High-sensitivity external plastic microphone shows clear and natural voice
5. The excellent earphone units provide powerful ductibility for the music

Speaker Dimension: Ф40mm
Impedance: 32Ω
Sensitivity: 105dB S.P.L.at 1KHz
Frequency Response:20Hz-20,000Hz
Rated Power:15mW  
Power Capability:150mW 
Cable Length: 2.4±0.15M
Plug Type: Ф3.5 Stereo
MICROPHONE SECTION
Microphone Unit: Ф6*5mm
Microphonet Directivity: Omnidirectional
Sensitivity: -58±3dB
Impedance: 2.2kohm
Frequency Response: 30Hz-16,000Hz
Standard Operating voltage: 3V