VIVANCO STEREO HEADPHONES RETRO PC 3.5mm WITH MIC black

Stereo headset with built-in microphone, ideal for calls, online
chats, or listening to music. Compatible with computers with an analog
audio connector, including notebooks with a 4/3/2-pin jack thanks to
the included adapter.   * Stereo headset with microphone
* 3.5 mm 4-pin stereo jack connector
* Includes 2x 3.5 mm 3-pin jack adapters
* Integrated volume control and remote button
* Frequency range: 20 – 20,000 Hz
* Headphone impedance: 32 Ohm
* Microphone impedance: 1.1 kOhm
* Cable length: approximately 2.0 m
* Adjustable headband
* Flexible microphone