This unit, manufactured by BT, has a single handset and a 1-year manufacturer warranty.
BT 4600 Single Big Button Digital Cordless Telephones with Advanced Call Blocker
BT 4600 Single Big Button Cordless Telephone - Advanced Call Blocker/Answerphone
BT 4600 Single Big Button Digital Cordless Telephone Answering Machine
BT 4600 Single Big Button Digital Cordless Telephone with Advanced Call Blocker
