AT&T CL80111 DECT 6.0 Cordless Phone 3 Pack AT&T CL80111 DECT 6.0 1.9GHz Cordless Handset (Pack of 3) Interference Free Communication Increased Clarity / Enhanced Security Dedicated for Cordless Phones by the FCC Will Not Work Without Base: CL83101, CL83201, CL83301, CL83351 CL83401, CL83451, CL84102, CL84152 CL84202, CL84252, CL84342, CL84352