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