USB 2.0 7.1 Channel 5.1 Optical Audio Sound Card External Audio

Supports SES/EBU, IEC60958, S/PDIF consumer formats for stereo PCM audio. Fixed 48KHZ sampling rate for 5.1 channel playback. Supports analog recording function. Supported SCMS copy protection. Compatible with Win98SE, ME, 2000, XP, Mac OS 9.1. Fully duplex playback/recording audio stream without sound card in PC. Compliant with USB specification v1.1. Compliant with USB audio device class v1.0. OEM USB 2.0 7.1 Channel 5.1 Optical Audio Sound Card External Audio USB Sound is an USB audio controller. It supports 32KBz, 44.1khz. which two need driver or application software support)and 48KHZ sampling rate in digital recording, 48KHZ sampling in analog recordin and 48KHZ in digital/analog audio playback. In digital playback mode, it receives audio stream from PC via USB interface and transmits audio data according to the AES/EBU, IEC60958, S/PDIF consumer interface standards. Only R, L channel PCM audio in 5.1 channel can be conveyed in digital playback mode. In analog playback mode, it s