<ul><li><p>It is also a highly flexible audio interface, which can be used with the laptop system; Just plug the sound adapter into your USB port and then plug your headphones into the adapter</p></li><li><p>Stereo Sound Adapter: Avoid electromagnetic interference and enjoy stable and optimal sound quality. Perfect for Skype / ICQ / Google Hangouts / TeamSpeak, it is also suitable as a second source for simultaneous speaker and headphone operation</p></li><li><p>The multi-port splitter is designed with a stereo sound adapter combo (2 headphone + 1 microphone) especially for laptop, tablet and ultrabook computers and expand one Hi-Speed USB 2.0 port by three easily</p></li><li><p>Mixing function: the mixer function can adjust the output electronically. Function keys include microphone mute, speaker mute, and volume up / down wheel. Mini LEDs and surround sounds increase the audio level of the game. Two headphone jacks with a microphone jack for all your external sound card adapters</p></li><li><p>Simple and practical: easy to use, no additional drivers required. Plug in and play instant audio playback. The microphone / headphone mute design allows you to freely switch the headphone and speaker modes. The output sound can be adjusted using the volume adjustment wheel</p></li><li><p>Multi-port sound card: The external sound card has its own audio chip, which can transfer a USB port to multiple 3.5mm ports, so you can connect 3.5mm audio devices such as headphones, earphones, speakers, microphones, etc. Support single plug and double plug headphones at the same time, no adapter required</p></li><li><p>Ergonomic design, humanized technological aspects, stable, durable and reliable performance</p></li><li><p>No driver needed, plug and play, add USB 2.0 ports to your computer easily</p></li><li><p>Designed with 3 ports, this compact high-speed USB 2.0 hub is small enough for travel<br/></p></li><li><p>Capable enough to meet your connectivity needs</p></li><li><p><span><strong>Note:&nbsp;Lighting and different displays may cause the color of the item in the picture to be a little different from the actual one. The measurement allowed error is +/- 1-3cm.</strong></span></p></li></ul><p><strong>Specification:&nbsp;</strong><br/></p><ul><li><p>Material: Plastic</p></li><li><p>Input Interface: USB / Mic / Line / SPDIF</p></li><li><p>Headphone Jack: 3.5mm * 1</p></li><li><p>Microphone Interface: 3.5mm * 1</p></li><li><p>Four Pole Single Plug Interface: American Standard 3.5mm x 4-pin * 1</p></li><li><p>USB interface: Extension 2.0 * 3</p></li><li><p>Frequency response range: 20Hz - 20KHz</p></li><li><p>Headphone cable total length: 1.2 ± 0.1m</p></li></ul><p><strong>Compatible with:</strong><br/></p><ul><li><p>All common systems including Windows XP, 7, 8, 8.1, 10 and Vista, Mac IOS systems&nbsp;</p></li></ul>