4 Packs 3.5mm in-Ear Headphones Earphones, Wired Earbuds Earphones for MP3 MP4 iPod iPhone with Round Headphone Plug

4 Packs 3.5mm in-Ear Headphones Earphones, Wired Earbuds Earphones for MP3 MP4 iPod iPhone with Round Headphone Plug
How to use smart buttons in control:
Calling:
Short Press:Call/ Answer
Long Press: Rejection/ Hang Up
Music:
Pause/Play
On a Song: Continuous Press 3 Under
The Next Song: Continuous Press 2 Under

Specifications
Material: TPE, metal
Type: In-ear
Connector Type: 3.5mm jack
Total Length: About 100cm/3.3ft
Color: Black, White
Content: 4 Packs