.asoundrc

pcm.!default
{
    type plug
    slave.pcm
    {
        type dmix
        ipc_key 1025
        ipc_perm 0666
        slave {
            pcm "hw:NVidia,7"
            period_time 0
            period_size 1024
            buffer_size 4096
            rate 44100
        }
    }
}