Yealink SIP-T2 Series

Appendix
949
The following table lists the number of DSS keys you can configure for each phone model:
Phone Model
Line Key
Programable Key
Ext Key
SIP-T48G/S
29
13
40
SIP-T46G/S
27
13
40
SIP-T42G/S
15
11
/
SIP-T41P/S
15
11
/
SIP-T40P/G
3
11
/
SIP-T29G
27
14
39
SIP-T27P/G
21
14
39
SIP-T23P/G
3
11
/
SIP-T21(P) E2
2
11
/
SIP-T19(P) E2
/
11
/
Note
The programable key takes effect only if the IP phone is idle.
The ext key takes effect only if the expansion module is connected to the IP phone.