Peerless Industries KX-TDA15 - Manual (Page 214)

1.23 Voice Mail Features
214 Feature Guide
1.3.1.2 Call Forwarding (FWD)
1.11.1 Call Transfer
1.19.2 Flexible Buttons
1.23.1 Voice Mail (VM) Group
User Manual References
User Manual
1.9.3 If a Voice Processing System is Connected