#!/bin/bash
cat <<EOF
1) radio 1
2) radio 2
3) radio 3
4) grparlamento
5) isoradio
6) auditorium
7) IV canale

EOF
read -p "inserisci la tua scelta > " -t 5 -n 1 risposta
echo
player="mplayer -cache 100"
case $risposta in
    2) $player rtsp://live.media.rai.it/broadcast/radiodue.rm ;;
    3) $player rtsp://live.media.rai.it/broadcast/radiotre.rm ;;
    4) $player rtsp://live.media.rai.it/broadcast/grparlamento.rm ;;
    5) $player rtsp://live.media.rai.it/broadcast/isoradio.rm ;;
    6) $player rtsp://live.media.rai.it/broadcast/fd5.rm ;;
    7) $player rtsp://live.media.rai.it/broadcast/fd4.rm ;;
    *) $player rtsp://live.media.rai.it/broadcast/radiouno.rm ;;
esac