PTM D1 Stereo Bass Sport Earphone Volume Control Metal In-ear Headphone with Mic

Features: (1)100% New & High Quality.
(2)Excellent wired headphone with bass stereo sound feeling.
(3)Stereo portable headset high-end and comfortable feeling.
(4)HIFI earphone, portable and comfortable to wear.
(5)In-ear 3.5mm with microphone
(6)Smart wire control, built-in microphone, clear call quality, song switch for music play.
 
Specification: Brand: PTM
Type: Wired
Headphone type: in-ear headphones
Wearing method: in-ear
Headphone output source: universal
Plug diameter: 3.5mm
Plug type: straight type
Whether wireless headphones: wired headphones
With or without a microphone: Yes
Sound principle: dynamic circle
Frequency response range: 20-20000 (Hz)
Impedance: 16 ( O )
Sensitivity: 108 (dB)
Distortion rate: 1 (%)
Wire length: 1.2 (m)
Earplugs / earmuffs material: metal alloy
Headphone cable material: TPE
Uses: mobile phone headset, universal
Weight: 16 (g)
Packing list: headphones + accessories + box
Color: black, silver