joshua@shebang:~$ cat callrich.sh
#!/bin/bash
amixer -c 1 set 'Off-hook' on
sleep 2
./dtmf <his phone> | sox -r 8000 -c 1 -u -b -t raw - -t ossdsp /dev/dsp1
sleep 8
mpg123 /media/music/dokuro\ ost/01\ -\ Bokusatsu\ Tenshi\ Dokuro-chan.mp3  -w - | dd bs=176400 count=200 | sox -t wav - -r 8000 -t ossdsp /dev/dsp1 rate
amixer  -c 1 set 'Off-hook' off