If your hearing isnt what it used to be this dect cordless phone will amplify incoming speech and ringer volume without compromising on other new technology it features adjustable amplification up to 30db and tone up to 10db both volume and tone are adjustable from the handset for ease of use and you also get adjustable ring volume with bright visual ring indicator and choice of melodies up to 4 extra handsets available separately can be paired with the original base unit