Adjustable receiving volume: up to 50dBTone control (3 levels)Speaker phoneAdjustable speaker volume9 one-touch memories on the handset: Option to save telephone numbers on the 9 keys of the numeric keypad (1 to 9)Phonebook can store up to 50 names and numbers (4 of which have talking caller ID)VIP memory: allow the incoming calls only for the numbers saved in the VIP phonebook, (up to 50 numbers) when the “Block calling” function is activated1 SOS buttonSave up to 4 emergency numbersRecordable emergency voice message or existing text in 4 languages: English, French, German and Dutch