zap 1~% speaker-test -c2 -Dplughw:0,0 -twav

speaker-test 1.0.15

Playback device is plughw:0,0
Stream parameters are 48000Hz, S16_LE, 2 channels
WAV file(s)
Rate set to 48000Hz (requested 48000Hz)
Buffer size range from 16 to 16718
Period size range from 16 to 16719
Using max buffer size 16716
Periods = 4
was set period_size = 0
was set buffer_size = 16716
Unable to set sw params for playback: Invalid argument
Setting of swparams failed: Invalid argument
zap 11~%