1. Secure fit in the ear canals during sports and high attenuation of ambient noise(ear adapters in different sizes included)
2. High-parformance dynamic speaker systems with neodymium magnets for powerful, bass-driven stereo sound
3. R ed design, sweet-and water-resistant
4. Convenient carrying pouch and cable clip included

Technical informations:
Frequency response: 17-21kHz
Cable length: 1.2m
Impedance: 16ohms
Sound pressure level: 113dB