7.1 Channel SPDIF USB 2.0 Sound Audio Card BL-SU71

Specifications:

• Full speed compatible with USB spec. 2.0
• USB audio device class spec. 1.0 and USB HID class spec. 1.1 compliant 
• IEC60958 spec. compliant (consumer format S/PDIF input and output with loop-back support) 
• SCMS (Serial Copy Management System) compliant
• Dolby® digital audio streaming via S/PDIF out
• USB remote wake-up support
• 8 channel DAC output with 16 bit resolution, 3.1 Vpp (1.1 Vrms) biased at 2.25V output swing, volume control and mute function, earphone buffer, 2X interpolator for digital playback data to improve quality
• 2 channel ADC input with 16 bit resolution, 3.2 Vpp (or 4.0 Vpp programmed by vendor driver) biased at 2.25V input swing, volume control and mute function 
• Additional headphone output with selectable source and phone jack sense
• Stereo MIC of this USB sound card support with 33dB maximum capability 
• Recording source select from S/PDIF, MIC, Line-in and summation of MIC, Line-in and front channel 
• MIC, Line-in monitor from front channel (all channels optional) with volume control and mute function 
• This USB sound card features playback with soft-mute function
• This external USB sound card supports 48 / 44.1 KHz sampling rate for both playback and recording
• MCU support with two-wire serial interface
• Serial EEPROM support for customized VID/PID
• MCU / EEPROM / GPIO control via HID software interface
• This USB sound card features Volume up / volume down / playback mute HID button
• C-Media value added software (multi-channel positional 3D sound, AC-3 encoder, etc.) 
• The 7.1 sound card is embedded USB transceiver and power on reset circuit
• Microsoft vista premium level compliant
• Single 12MHz crystal input with embedded PLL
• Single 5V power supply with embedded 5V to 3.3V regulator
• Industry standard LQFP-48 package
• C-Media value added patent software driver: Xear 3D sound, earphone plus, speaker shifter, environment sound effects, room size mode, graphic equalizer, karaoke function, dolly digital real time content encoder (optional)
• LED Indicator Pins: Operation / recording mute / SCMS protection

Details:

• With these different versatile ports, you can turn your laptop or desktop computer into a 7.1-channel home theater-ready sound system

Tips & Warnings:

• If possible, do installation in an uncarpeted area to avoid static. A kitchen table is a good place to work on a computer
• If possible, use the slot with the most open space around it
• Be careful not to touch any connectors (chips). Touch as little as possible on the sound card or inside your machine
• If you do not understand these instructions or you lack good manual dexterity, have a qualified technician install the sound card for you

Package Included: 

• 1 x 7.1 Channel SPDIF USB 2.0 Sound Audio Card