CIRMECH CM108 USB Soundcard DIY Kit USB DAC Virtual 7.1 Channel surround support karaoke network chat Magic sound DIY Kit
Marrold's Blog: Converting a CM108 USB fob for amateur radio use
Flo (DF2ET) @ ::1 on Twitter: "Built a nice #CM108 based USB Sound card and PTT adapter. PCB design by @DB9MAT. Works with #direwolf and does not require separate PTT cabling. 😎
USB Sound Card Hack
Source Free Drive Usb Sound Card Computer External Sound Card Cm108 on m.alibaba.com