Features:
Ergonomic design, perfectly fit in ear canal, comfortable and stress free, enjoy free.
The high-sensitivity microphone enables you to receive sound perfectly and enjoys high-definition calls.
One-button wire control allows you to switch songs/calls freely.
Professional cable, tension is 1.5 times of ordinary TPE cable, better elasticity and softer hand feel.
Smartly compatible with all Andriod and IOS phones, and other audio devices such as tablets, computer, PC, mp3 mp4 mp5 player, etc.

Specification:
Model: 533
Type: Earphone
Impedance: 16O
Sensitivity: 963dB
Frequency Range: 20-2000HZ
Cable Length: 120cm
Color: White&grey/Black&red/Black&blue(Optional)
Plug Pin: 3.5mm
Package Size: 14.5 * 10.5 * 1cm / 5.7 * 4.1 * 0.4in
Package Weight: 13g / 0.5oz

Package List:
1 * Earphone
1 * Pairs of Backup Eartip