Please provide necessary vendor info./pricing needed to install a digital phone

Here are the ""best case"" pricing for Digital Line installation (keep in mind that if there are unforseen issues during the installation the costs can go up from here):
16��Button Digital Phone : $110 (Vendor:��Optus )
Charge for Digital Port Card Slot: $200 (Vendor: Brenau IT Dept via debit - no PO needed)
Charge for Installation: $180 (Vendor: Max-com)
Total Charge:�� $490