The Forever 4Sport headset has created a generation for all those who like sports more, and music is their passion! Thanks to the Forever 4Sport headphones, the user can enjoy extremely clear and clear sound while skating, jogging or training in the gym. Very convenient and convenient to use.

Frequency response: 20 - 20,000 Hz
The sensitivity of the microphone: 42dB +/-3dB
Impedance: 16 Ω