What's in the box:

3.5mm Wired Headphone In-Ear Headset Stereo Music Smart Phone Earphone Earpiece Hands-free with Microphone (Standard)

Features:
Lightweight in-ear headphone provides natural clear sound and super enhanced bass.
Noise Isolating in-ear design blocks ambient noise to help you focus on listening pleasure.
Built-in microphone enables you to make and answer calls hands-free while doing sports.
Tangle-free cable with 3.5mm universal earphone jack is suitable for 3.5mm audio devices.
You don't have to worry about running out of power, give you unlimited wired listening.

Specifications:
Plug: 3.5mm
Sensitivity: 110dB
Impedance: 32O
Frequency response: 18Hz-20KHz
Color: Black
Cord Length: Approx. 1.1m / 3.6ft
Headphone Weight: 17g / 0.62oz
Package Size: Approx. 11.0 * 6.0 * 1.0cm / 4.33 * 2.36 * 0.39in
Package Weight: 18g / 0.63oz

Packing List:
1 * 3.5mm Headphone
1 * Pair of Earcap