Product Review

Product Description
Frequency response range (earplug):50-15000 Hz.
Sound pressure level(SPL):123 dB(1kHz/1Vrms).
Principle of transducer:Moving-coil.
Specifications:
Function:Hang on/Hang off/Refuse call/Waiting call/Redial,Mute/Volumn up/Down,pause/play,shift to previous song,shift to next song,reduce nosiy.
Length:1.0m.
Impedance:32??.
Weight:approx.8g.
Color:Black.
Package include:
One set In-Ear Earphones