NOTICE: If you choose China post air mail free shipping and the order less than $30 ， for the low profit ，the packages all will send by hongkong post without tracking number ，hope you can understand .normally deliver time about 15-30days (brazil need about 30-60days).sometimes need a little long by accident .Please be patience and don\'t worry .If the order less than $30 and you need send with tracking number .please choose hongkong post need $2.11 for the tracking number .Thank you !!!
Finished XMOS U8 DAC+ AK4490 top asynchronous USB decoder with headphone
XMOS asynchronous receiver\'s USB U8audio program， is now one of the best so far recognized the asynchronous USB audio solution. The majority of high-end manufacturers use， almost as a USB audio de facto standard for high-end applications.
Core XMOS\'s unusually strong， internal 8 micro core， working at 500MHz， these processing capabilities to handle USB sound
Asynchronous transmission up to 32B 384khz
Do the upgrade of the clock circuit optimization， 44.1 / 88.2 / 176.4 / 352.8Khz and 48/96/192 are using two crystal
Support WINXP WIN7 WIN8 WIN8.1
Support Apple systems
Support Android platform (such as mobile phones， need to buy OTG data line)
Headphone output support: Support 16-300 Euro headset
Line output support: speakers， amplifiers， external amp， etc.
Full brushed aluminum casing， supporting components are fever supplements， the op amp selected for JRC double NE5532DD sounds very full and delicate，
4-layer PCB using military， much better than the electrical properties of double-sided.
PCM: 16-32bit /44.1，48，88.2，96，176.4，192kHz
Analog output:
RCA Output level: 2.5 Vrms @ 0dBFS
Frequency Response: 20-20K Hz +/- 0.15dB
Power consumption: <2W
Packing list:
Finished XMOS U8 USB decoder x1 (not included usb cable)
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