Sell 7.1CH USB External Sound Card 3.5mm Microphone Headset 2 in 1 Audio Converter with Adjustable Volume USB Sound Card best price

1. 7.1-channel: This product uses multi-channel technology to turn ordinary headphones into 7.1 channels for dynamic sound and dynamic rotating sound field. 2. One-button start: This product does not need to be set up, supports one-button start 7.1 channel e, reducing unnecessary cumbersome and complicated system software settings. 3. Headphone Amplifier ule: This product has a built-in headphone amplifier ule. Supporting the sound card knob can increase the headphone volume by 15mW, which is more convenient. 4. Dual e earphone system: This product supports 3.5mm single plug (four-level) and 3.5mm double plug (three-level) system, which realizes the function of turning ordinary headphones into 7.1-channel headphones. 5. Current sound elimination: All the cores of this product are made of first grade copper, all equipped with electromagnetic shielding cover, which can effectively prevent current interference and reduce noise. Line length: 7.5cm Sampling rate: 44.1K/48K/96K Compatible dual e: single plug headset / dual plug headset Installation method: external Interface: USB Input and output interface: linear input, analog, linear output (post), linear output (front) Descriptions: 1. This sound card turns the ordinary earphone into 7.1 channel, which has the sound quality comparable to the CD and is installed outside the chassis, thus eliminating the electromagnetic interference inside the chassis and making the sound quality more pure. 2. This product supports driverless installation, plug and play, compatible with multiple systems: Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 and other systems Material:ABS colour:black Package Contents: 1 * 7.1 sound card 1 * ManualOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.