Panasonic DBS 824 Manual page 115

Specifications
Table 6 I6 DTMF frequencies
Digit
1
2
3
4
5
6
7
8
9
0
#
Issued 3/l /95
Frequency (Hz)
697 + 1209
697 + 1336
697 + 1477
770 + 1209
770 + 1336
770 -I- 1477
852 + 1209
852 + 1336
852 + 1477
941 + 1336
941 + 1477
DBS 824-l O-300 6-l 3