Type:Stereo Headphone Speaker:aa40mm Dynamic type Sensitivity:110dB +/-3dB(at1 Hz) Freqency Response:20Hz-20,000Hz

Type:Stereo Headphone Speaker:Φ40mm Dynamic type Sensitivity:110dB +/-3dB(at1 Hz) Freqency Response:20Hz-20,000Hz Max Input Power:100mW Cable Length:1.2m+/-0.1m Plug Type:Φ3.5mm Stereo Packing: Blister and Cardboard Packing

Suitable for MP3, MP4, MOBILEPHON, COMPUTER and other Multi-media to enjoy music.and the item can be produced with microphone to be used for computer.

headphone