mp3 mp4 earphone
Speaker diameter: 10mm
Impedance: 32 ohms
Sensitivity:104+/-2dB, S.P.L. at 1kHz
Frequency response: 20Hz-20,000Hz
Max. Input power: 50mW Cord length: 1, 250+/-50mm
Plugs type: 3.5mm stereo
mp3 mp4 earphone