### AUDIO section start
audio_output {
    type          "alsa"
    name          "DAC USB Audio"
    device        "hw:1,0"
    mixer_type    "hardware"
    mixer_device  "hw:1"
    mixer_control "PCM"

#force upsample to 24bit:
format   "*:24_3:2"

#check if this helps
auto_resample "no"
auto_channels "no"
auto_format   "no"
use_mmap      "yes"

}
### AUDIO section end