Brand Name: HUAST
Model Number: HUAST-40
Type: In-ear and Stereo Headphone With TF/FM
Micphone:yes
Driver unit:30mm
Mic Diameter: Φ 10mm
Audio interface: 3.5mm
Cable length: 1.15 m
Impedance: 32Ω
Sensitivity: 113dB/mW
Frequency Range: 12-22000hz
Frequency response range: 20HZ-20KHZ
Power Capability:35mW
Rated Power:20mW
Optional color: Black，White，Red，Blue
Compatible with: Android， iPhone，PC，tablet pc or MP3

1.Built-in microphone.
2.In addition to headset itself covers is equipped with two different types of earmuffs.
3.This headset equlpped with a 360 degree rotation headset clip.

4.Small in-ear design， tie-in and transparent soft glue earmuffs， fit your ear type， wearing more comfortable.

5.3.5mm gold-plated plug for multiple platforms.
6.Integrated microphone and remote control of the line of control.