A:AnswerAccording to the manual (page 31) the handsets are sold separately--model number CRL30102. If you search on the internet using that number you should be able to find where those are sold.
A:AnswerYou have probably turned on the call block feature. It will block every caller not in your Directory or that you have not added to the accept list.
A:AnswerThe instruction book provides answers to your questions. However, they are tedious and must be followed exactly in order for the system to function properly.
A:AnswerFrom the manual:
Speed dial You can assign 1 phone number to each of the dial keys (1 to 9) on the handset.
Adding phone numbers to speed dial keys n By entering phone numbers: 1 Press and hold the desired speed dial key (1 to 9). a MADDN 2 MbN: “Manual” a MSELECTN 3 Enter the party’s name. a MOKN 4 Enter the party’s phone number. a MOKN a MSELECTN a MOFFN n From the phonebook: 1 Press and hold the desired speed dial key (1 to 9). a MADDN 2 MbN: “Phonebook” a MSELECTN 3 MbN: Select the desired entry. a MSAVEN a MOFFN Note: R If you edit a phonebook entry which is assigned to a speed dial key, the edited entry does not transfer to the speed dial key.