Question : Panasonic KXTDA100EP Telephone System

hi
i want to get some info regarding the Panasonic KXTDA100EP Telephone System basically i wanna know the following
1)does the system allows to store voice mail or it will need another system
2)is there a cost of software for such a box

Answer : Panasonic KXTDA100EP Telephone System

1) Voicemail is an additional unit that integrates with the system.

2) There is no mention in their PDF of any optional software.