This BT Everyday Phone with basic call blocking & answer machine will give you back control over which calls you want to take & which you want to block. With many features including Nuisance Call Blocking to allow you to block 20 individual numbers, Do Not Disturb for those times when you just want some peace & quiet, or Block All so that your phone wont ring unless the caller is tagged as a VIP in your address book. This BT phone has excellent sound quality with volume adjustment & you can check who the caller is before answering on the 1.6in amber display. Nuisance Call Blocking Only talk to the people you want to by blocking up to 20 numbers. For peace & quiet, switch on Do Not Disturb so that your phone wont ring or light up. Easy to Use Our BT phones have excellent sound quality with volume adjustment to suit your needs. See who’s calling before answering on the 1.5" amber display. Freedom to move in your house Save up to 50 contacts. All these contacts are automatically copied to all of your handsets Adjust the volume if the caller is too loud or too quiet * You must subscribe to a Caller Display service from your network provider for the block nuisance calls feature to work. Charges may apply.