Check the listing for details. StarTech.com - ICUSBAUDIO7D - 7.1 USB Audio Adapter External Sound Card. Condition: New. Listed at 69.95 USD. Brand NEW! This versatile External USB Sound Card/Audio Adapter offers a high quality solution for upgrading desktop or laptop sound. Providing a robust USB audio experience, the USB sound card connects to a host computer through a single USB 2.0 connection, to deliver impressive external audio capability that can instantly be swapped between systems, without having to open the computer case for installation. Supporting analog and digital audio for 2 to 7.1 channel audio applications, the external USB sound card provides a cost-saving upgrade from built-in/on-board sound that turns desktop/laptop sound into a home theater-ready audio solution. The external USB sound card features easy-to-use volume control and two external microphone inputs - a convenient solution for any audio application requiring high quality sound with multi-input capability with support for 44.1 KHzand 48 KHz sampling rates for analog playback and recording or 48 KHz for SPDIF. A more than suitable solution for home theater, gaming or multi-media presentations, the External USB Sound Card is easy to install with plug and play support in Windows XP and Windows Vista operating systems. Designed to deliver a long-lasting and dependable sound solution, the External USB Sound Card/Audio Adapter is backed by our 2-year warranty and free lifetime technical support. Note: The audio adapter's SPDIF optical pass-through port supports two-channel audio, this port does not support 5.1 or 7.1 audio. Technical Information Audio Processor Manufacturer: C-Media Audio Processor Model: CM6206 Host Interface: USB 2.0 Maximum Playback Sampling Rate: 48 kHz DAC Data Width: 16 bit Sound Channels: 7.1 Platform Supported: PC Interfaces/Ports USB: Yes Number of Audio Line Out: 1 Physical Characteristics Product Color: Silver Form Factor: External Height: 1" Width: 2.4" Thickness: 3.9" Weight (Approximate): 3.53 oz Package Contents: 7.1 USB Audio Adapter External Sound Card 1 x USB Cable 1 x Installation CD 1 x Instruction Manual Additional Information: Full 7.1 audio output support in a compact and portable external sound card Connect to external speakers through 3.5mm mini-jacks or optical S/PDIF Backed by a StarTech.com 2-year warranty and free lifetime technical support System Requirements: Operating System(s): Windows 10 (32/64) Windows 8 / 8.1 (32/64), 7 (32/64) Windows Vista (32/64), XP (32/64), 2000 Windows Server 2008 R2, 2003 (32/64) Environmentally Friendly: Yes Environmental Certification: REACH Environmental Certification: RoHS Environmental Certification: WEEE Country of Origin: China - All international buyers are responsible for all tax, duties and/or customs fees.