100%Original Audio Technica ATH-CKS550X Wired Earphone Hifi In-ear Subwoofer Bass Mobile Music Headset Hi-Res For ANDROID iOS

Technical Specifications:

Category: Dynamic type
Unit diameter: Ø9.8 mm
Frequency response: 5 ~ 40,000 Hz
Sensitivity: 105 dB/mW
Maximum input power: 100 mW
Impedance: 16 Ω
Wire: 1.2 m (Y type)
Weight: 6 g
Accessories: portable storage bag, earmuffs (extra small / small / medium / large)
Plug: Ø3.5 mm L-type mini gold-plated stereo plug

Main feature:

1.9.8mm SOLID BASS HD drive unit delivers outstanding transient response for deep, rich bass reproduction
2. Large diameter audio conduits can reproduce a wide frequency response
3. Exquisite and compact body, better comfort and good sound isolation