Panasonic KX-TGA670B 5.8 GHz FHSS 1X Handsets GigaRange Expandable Cordless Handset w/ Hearing Aid Compatibility (HAC) Integrated Answering Machine

The Panasonic KX TGA670B is a 5.8 GHz cordless extension handset with a call waiting caller ID. The 5.8 GHz digital technology operates on a different wavelength with much less traffic than 2.4 GHz technology; and, you still get great security and incredible clarity. Add up to seven of these cordless handsets (each sold separately) to the Panasonic KX-TG6700B 2-line expandable phone system for a total of eight handsets. You can put one in every room of the house so the phone will always be within your reach.