usb 2.0 sound card 7.1แท้ with SPDIF in out optical port

8 channel 3D external sound pocket USB specification 2.0 compliant USB audio device class spec. 1.0 and USB HID class spec. 1.1 compliant 8 channel DAC output with 16-bit resolution 2 channel ADC input with 16-bit resolution SCMS compliant (Serial Copy Management System) Supports 48/44.1 KHz sampling rate for both playback and recording Dolby digital audio streaming via SPDIF out Supports USB remote wake up Stereo MIC support with boost capability Additional headphone output with selectable source and phone jack sense MCU supports with two wire serial interface Master volume control by default; per channel volume control by C-Media driver Vista support usb 2.0 sound card 7.1แท้ with SPDIF in out optical port