Suits BT 4600 and BT4000 Big Button phones.
BT 4600 4000 Cordless DECT Phone Additional Replacement Handset with Batteries
BT Diverse 4000 Cordless Telephone Answering Machine Only Black w/ AC/DC Adapter
BT 4600 Duo Cordless Phone Silver
BT 4600 Trio Cordless Phones with Big Buttons Silver
BT 4600 Twin Cordless Phones with Big Buttons Silver
BT 4600 Digital Cordless Phone + base Answer Machine Large Big Button Call Block
