RingPlus gets your attention with a bright strobe ringer that’s noticeable even when you’re not looking. Easy solution for giving your home an additional ringer that can amplify sound to as high as 91dB. RingPlus is a universal accessory that can be used with just about any phone. – Extra loud ringer; – Strobe light ring indicator; – Adjustable ringer volume. Amplified sound All Doro phones provide loud and clear handset sound and ring signals. Many offer extra amplification and some home phones for shared use even feature a practical boost button. Easy to understand At Doro we take extra pride in developing products that are easy to understand, making sure that functions and menus are always intuitive and uncomplicated. Tone control Tone control is a feature not normally found on standard phones and gives you more control over the sound quality in the handset. Perfect for people with hearing loss.