Audio Device List

In the Console menu (System setup, Option 8) and on Menu 2 of the touchscreen, you can select which audio device to use. The options are "auto", "Mic" or "Video". Auto selects Mic if the Pi Camera is in use, and Video if the EasyCap is in use.

Devices are detected and identified by the response to the Linux command "arecord -l".

The following devices are detected as Microphones:

Device [USB Audio Device], device 0: USB Audio [USB Audio] (eBay microphone dongle, G8GKQ)

Set [C-Media USB Headphone Set], device 0: USB Audio [USB Audio] (Headphone/mic set G3XIG)

AUDIO [USB AUDIO], device 0: USB Audio [USB Audio] (eBay microphone dongle, G0MJW)

Headset [Logitech USB Headset], device 0: USB Audio [USB Audio] (Headset/mic set, W6HHC)

Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] (eBay microphone dongle, M0ZSU)

The following devices are detected as stereo audio inputs associated with video capture devices:

usbtv [usbtv], device 0: USBTV Audio [USBTV Audio Input] (BATC Shop Fusicai EasyCap)

U0x534d0x21 [USB Device 0x534d:0x21], device 0: USB Audio [USB Audio] (G0MJW)

STK1160 [STK1160], device 0: USB Audio [USB Audio] (STK1160 EasyCap G4KLB)

U0xeb1a0x2861 [USB Device 0xeb1a:0x2861], device 0: USB Audio [USB Audio ] (Empia EM28xx EasyCap G4KLB)

USB20 [AV TO USB2.0], device 0: USB Audio [USB Audio] (EasyCap, M0ZSU)

The software assumes that microphone devices are mono and support a sample rate of 44100. It assumes that the audio capture on video capture devices is stereo and supports a sample rate of 48000.