house self build

Phone system

2 Door entry front door panels needed. One at main gate & one by front door.
Add the GSM connection at high level for aerial + Add to 3rd line on system. 

Q. Can 2 or 3 outlets be added to 1 extension.
Q.Need a call diverter box for in the house from one line to another to allow door entry to mobile phone.
Orchid 308+: 3 Line 8-ext 150.00

Orchid DX800 Office Phone 30-00

Door entry via phone system 200.00

GSM Mobile to phone system 130.00

X10 Control via phone (all256 address) 155.00