USB Optical Sound Card 5.1 7.1 Sound Card Optical Sound Card Adapter (1 pc) Sound Card Function Button Descriptions: mic in = Microphone Input: Connect microphone line in = Line Input: Input audio such as MP3 to the sound card and use it for synthesis and editing on the computer front out = Front Output: 2-channel lower headphones or speakers/4-channel or more connections to front speakers rear out = Rear Output: Turn on more than 4 channels to make sound/connect rear speakers cen/bass out = Center/Bass Output: Dedicated interface for 5.1 speakers SPDIF IN = Optical Input: Optical audio input to the sound card, synthesized and edited on the computer SPDIF OUT = Optical Output: General output to optical power amplifier or decoder (digital signal) Installation Steps: 1. First, use a data cable to connect the sound card to your computer. 2. Install the drivers under the CM6206 folder (XP, VISTA, WIN7) on the installation CD. Select the corresponding driver for your computer system. There are XP, VISTA, and WIN7 files on the CD. Just run the SETUP.EXE program. 3. Once the installation is complete, you will be prompted to restart your computer. The sound card software will run automatically after the computer restarts. There is a small icon in the lower right corner of the computer. Double-click to open to see the settings interface. Customers using the three 3.5 ports on the sound card to connect to 5.1 speakers should pay attention (needs to be purchased separately, depending on the speakers purchased: usually requires three 3.5 to dual lotus cables or three 3.5 audio cables) The sound card has a total of 3 3.5 output ports (excluding optical output) including: 1. Front speaker output (FRONT OUT) - open 2-channel is connected to ordinary speakers or headphones / 4-channel or more connected to the front speakers 2. Rear speaker output (READ OUT) - connect to rear speakers 3. Center/bass output (please pay attention here: center and bass are the same 3.5 interface, you can set the priority of center or bass in the main settings interface. The default output of this hole is center output, and the bass is in the movie Only when there are hot scenes, it is not that the sound card does not have bass output. Buyers can set to enhance the bass output!) Luxury advanced professional USB sound card, supporting professional 5.1 channel output and optical SPDIF output, PC + sound card + power amplifier and 5.1 speakers. Build your digital home theater. Enjoy true AC-3 or DTS surround sound. Or directly connect 5.1 active speakers. It is very suitable for HTPC home theater and friends with high sound quality requirements (such as watching movies/games/K-songs). Note: Only one of the sound card's mixing and reverb functions can be used at a time! The sound quality requirements are extremely high. Professionals in the music industry, please take a detour. This sound card is a civilian sound card, and the effect will definitely not reach the effect of a few thousand yuan of innovation. Friends who use UC or other chat rooms to play the accompaniment K-song themselves, when outputting, the output is a stereo mix, and the microphone has no reverb function at present. Mixing and Reverb cannot be used at the same time!