ClearSounds A300E accessory handset for use with the ClearSounds A300 base system for operation. You don't need a phone jack for this handset—just an electrical outlet to plug into. You can transfer calls and use the intercom function between phones to aid communications.
By operating via cordless transmissions, only one phone jack is needed. The A300E offers you sound quality that is superior for LOUDER and CLEARER conversations.