Features:
6mm dual moving coil unit make the middle and high frequency more natural and bass stronger.
Built-in Mic enables hands-free calls. With in-line control, easy to control volume, music and calls.
3 sizes of silicone earcaps and 1 pair of memory foam eartips guarantee long time wearing comfort.
Universal 3.5mm gold-plated plug, compatible with smart phone, Tablet PC, MP3 and other 3.5mm audio devices.
You don't have to worry about running out of power, give you unlimited wired listening.

Specifications:
Brand Name: QKZ
Model Number: KD7
Type: Dual moving coil in-ear headphones
Driver Unit: 6mm + 6mm
Frequency Response: 20-20KHz
Resistance: 16Ω
Sensitivity: 95±3dB
Plug: 3.5mm Stereo Gold-plated
Microphone: Yes
In-line Remote: Yes
Color: Black, Transparent (Optional)
Cable Length: Approx. 1m / 3.28ft
Headphone Weight: Approx. 13g / 0.46oz
Package Size: Approx. 8.6 * 6.0 * 3.0cm / 3.38 * 2.36 * 1.18in
Package Weight: Approx. 38g / 1.35oz

Package List:
1 * QKZ KD7 Earphone
3 * Pairs of Earcaps
1 * Storage Box