Product Name: Master Telephone Adapter * Plug Type: Male BT (6P4C); Material(External): Plastic * Socket Type: Female RJ11 (6P4C), Female BT (6P6C) * Size: Socket Case: ~2 1/16" x 15/16" x 3/4" (L*W*H), Cable Length: ~4 1/2" * Package Contont: 1 x BT Plug to BT RJ11 Socket Telephone Adapter