This stereo headset is a comfortable combination of headphone/microphone to be used for chatting or making phone calls via the Internet (VoIP) or for listening to music. It can be connected to any computer with analogue audio connector. Suitable for computers with 2x3-pin connector or 4-pin connector, which is used by many new notebooks. Stereo Headset * 3.5mm stereo plug, 4pin * Including 2 x 3.5mm audio adapter, 3-pin * Integrated volume- and remote control * Adjustable headband * Flexible microphone Technical data * Frequency range: 20 - 20.000 Hz * Headphone: Impedance 32 Ohm * Microphone: Impedance 1.1 kOhm * Cable length: approx. 2.0m