LARGE BACKLIT DISPLAY - The alphanumerical characters are super easy to read on the phone's display which is equipped with a white backlight. ✓? SPEED DIAL KEYS - Our extra loud home telephone has 5 one-touch memories that allow you to call your loved ones at the press of a button. EASY TO USE LARGE BUTTONS - The 14mm high digits on the phone's large and widely spaced buttons will prevent you from ever misdialling. EMERGENCY BRACELET - Not only does the waterproof bracelet supplied with the Serenities enable you to activate its SOS function, it also allows you to answer incoming calls from a distance. This is especially practical for older people with reduced mobility who cannot rush to a ringing telephone without risking to fall down. With the Serenities, they simply need to press on the button of their SOS bracelet, before calmly walking towards their telephone which speakerphone would have automatically turned on. SOS FUNCTION - There is a red emergency button on this telephone’s main base which when pressed, activates its SOS function. Once the SOS function is activated, the phone automatically calls the five numbers you have pre-set, one by one, until someone answers. You have the possibility of personalising the emergency voice message these people will hear when answering. VOLUME BOOST CONTROL – Our senior phone comes with an easy-to-use slider that allows you to choose between 3 levels of amplification and increase the receiver volume up to 30dB. If during a call your interlocutor doesn’t hear you well, you can even press on a button located on the right side of the telephone to amplify your own outgoing voice by 4dB. EXTRA LOUDER RINGER - You will never miss a call thanks to this emergency response telephone’s 80dB loud ringtone. To give you an idea, this is more or less as loud as a vacuum cleaner or a power lawn mower. HEARING AID COMPATBLE - This big button phone is designed for people with low to medium hearing loss. If you are wearing hearing aids and wish to use them while on the phone, simply put your hearing aids on the “T” setting.