Feature:
1. Secure over-the-ear fit with memory wire never falls out
2. Patented ergonomic earpiece design provides long-term wearing comfort
3. Noise isolating in-ear design with energetic sound and enhanced bass
4. Cord mounted ON/OFF button which lets you take calls and hang up easily.
5. Works with smartphones, tablets, computers, MP3 players and other devices with 3.5 mm port

Specification:
1.Type: Langsdom SP80A
2. Impedance : 32Ω
3. Sensitivity : 112db
4. Frequency Range:20~20000Hz
5. Plug Type: 3.5mm
6. Headphone output audio source : Communication equipment
7. Earphone Category : Sport earphone, Ordinary earphones , Wire earphone,