0:01
Please enable Javscript
Telephone tone dial D medium
0:01
Please enable Javscript
Telephone tone dial B medium
0:01
Please enable Javscript
Telephone tone dial 4 long
0:01
Please enable Javscript
Telephone tone dial 6 long
0:01
Please enable Javscript
Telephone tone dial 3 long
0:01
Please enable Javscript
Telephone tone dial 2 long
0:01
Please enable Javscript
Telephone tone dial 0 long
0:01
Please enable Javscript
Phone internal dialing 6
0:01
Please enable Javscript
Phone internal dialing 8
0:24
Please enable Javscript
Phone dialing many times