Usage Tips:Features: 1. Driver-free, you can also install the driver; 2. Support computer (LINUX, can be used), for , for , and specially optimized for , turn up the volume, the 3.5 interface can be connected to ordinary computer speakers or power amplifier normally, and the sound not be too small. 3. The computer can install the enhanced driver. After installation, it supports DTS, source code, and PCM can provide up to 96Khz 24Bit. Specification: Model: Interface: USB Input and output interface: optical SPDIF, analog Support channel: 5.1 channel Audio support: Digital AC-3 decoding Installation method: external size: 65 x 55 x 28mm Material: Aluminum alloy colour: black Package Contents: 1 x USB to Audio Converter Only the above package content, other products are not included. Note: Light reflection 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.