This in-ear headset has been specially designed for smartphones etc. Developed It impresses with rich stereo sound and comfortable to wear. The 3.5 mm jack connection is characterised by its uncomplicated use - simply plug in and enjoy music. The soft ear pads (2 different sizes included), dampen unwanted ambient noise and ensure unobstructed music enjoyment. Ergonomic and ultra-light design provides the highest level of comfort and flexible sports wings ensure extra grip during sports. The remote control on the cable (120 cm long) with integrated microphone allows you to control your music and telephone calls comfortably at the touch of a button. Frequency range: 20Hz - 20kHz Sensitivity: 96dB 3dB