Record Mute Pin with LED Indicator for Record Mute Status.Volume Up, Volume Down, and Playback Mute Pins support USB HID device class for Host Control Synchronization.Supports AES/EBU, IEC60958, S/PDIF Consumer Formats for Stereo PCM Data at S/PDIF Output.Support One Control Endpoint, One Isochronous Out Endpoint, One Isochronous In Endpoint, and One Interrupt In Endpoint.For Speaker Mode, USB Audio Function Topology has 1 Input Terminal, 1 Output Terminal, and 1 Feature Unit.Jumper Pin for Mixer Unit Enable / Disable under Headset Mode.For Headset Mode, USB Audio Function Topology has 2 Input Terminals, 2 Output Terminals, 1 Mixer Unit, 1 Selector Unit, and 3 Feature Units.Jumper Pin for Speaker Mode (Playback Only) or Headset Mode (Playback + Recording).

Crystal-less Design with On-chip PLL and Embedded USB Transceiver.Supports USB Suspend / Resume Mode and Remote Wakeup with Volume Control Pins.Compliant with USB Audio Device Class Specification v1.0.Compliant with USB 2.0 Full Speed Operation.

C media usb audio device