PanLinx
English
eng-000
ringing signal
普通话
cmn-000
呼叫信号
普通话
cmn-000
振铃信号
English
eng-000
bell signal
English
eng-000
line signal
English
eng-000
ringdown signalling
English
eng-000
ringing
русский
rus-000
сигнал вызова
PanLex