The ClearSounds A600 cordless phone with max amplification features DECT 6.0 technology for interference free communication, crystal clear sound, enhanced security and wider range. The ClearSounds A600 handset speakerphone allows you to speak and listen hands-free from the cordless handset. The ClearSounds A600 has caller ID and call waiting capability with a 50 name / number memory capacity which helps you to know who is calling even when you are busy on another call. The ClearSounds A600’s adjustable handset amplification makes all the calls clearly audible. This cordless phone is expandable to up to 5 additional handsets. Other features include full range tone control, display dial and visual message waiting indicator. This table / wall convertible phone is hearing aid compatible.