7.1 channels 24 bit 92 dB PCI-E x1 C-Media CM8828 Internal Add digital optical surround sound to your computer through PCIeWith this 7.1-channel PCIe sound card, you can create a high-quality home theatre sound system. It offers SPDIF input and output ports which deliver crystal-clear digital optical audio, for the ultimate listening experience.Versatile performanceThe versatile sound card can be used with a variety of audio devices. And with SPDIF digital optical or 3.5mm analog output, you dont need to worry about the connection types on your devices. You can output digital audio to your optical receiver or DAC, or analog audio to your sound system.With up to 24-bit and 192KHz playback and recording, this 7.1 surround sound adapter card delivers high-definition audio for superb sound quality.Simple installationUnlike typical sound cards, this card is designed to fit in low-profile computers, making it ideal for home theatre personal computers (HTPC). It spans the multiple ports acro