root@siduxbox:/# speaker-test -c2 -Ddefault -t wav speaker-test 1.0.14 Playback device is default Stream parameters are 48000Hz, S16_LE, 2 channels WAV file(s) Rate set to 48000Hz (requested 48000Hz) Buffer size range from 2048 to 16384 Period size range from 1024 to 1024 Using max buffer size 16384 Periods = 4 was set period_size = 1024 was set buffer_size = 16384 0 - Front Left 1 - Front Right Time per period = 2.681941 0 - Front Left 1 - Front Right Time per period = 3.050198 0 - Front Left 1 - Front Right Time per period = 2.986893 0 - Front Left 1 - Front Right Time per period = 3.008163 0 - Front Left 1 - Front Right Time per period = 3.008287 0 - Front Left 1 - Front Right Time per period = 3.008118 0 - Front Left 1 - Front Right Time per period = 3.008125 0 - Front Left 1 - Front Right Time per period = 3.008105 0 - Front Left 1 - Front Right Time per period = 3.008406 0 - Front Left 1 - Front Right Time per period = 3.028910 0 - Front Left 1 - Front Right Time per period = 3.029490 0 - Front Left 1 - Front Right Time per period = 2.986889 0 - Front Left 1 - Front Right Time per period = 3.008257 0 - Front Left 1 - Front Right Time per period = 3.008172 0 - Front Left 1 - Front Right Time per period = 3.008073 0 - Front Left 1 - Front Right Time per period = 3.008122 0 - Front Left 1 - Front Right Time per period = 3.008405 0 - Front Left 1 - Front Right Time per period = 3.050242 0 - Front Left 1 - Front Right Time per period = 2.986936 0 - Front Left 1 - Front Right Time per period = 3.008109 0 - Front Left 1 - Front Right Time per period = 3.008265 0 - Front Left 1 - Front Right Time per period = 3.008148 0 - Front Left 1 - Front Right Time per period = 3.008400 0 - Front Left 1 - Front Right Time per period = 3.029174 0 - Front Left 1 - Front Right Time per period = 2.987109 0 - Front Left 1 - Front Right Time per period = 3.028902 0 - Front Left 1 - Front Right Time per period = 3.008202 0 - Front Left 1 - Front Right Time per period = 3.008141 0 - Front Left 1 - Front Right Time per period = 3.008304 0 - Front Left root@siduxbox:/#