The Big Button Telephone has been designed with large black buttons with contrasting white numbers, making it ideal for the visually impaired. Any incoming calls can be seen as well as heard by means of the ringtone and flashing light indicator, which alerts the user to a received call. The Big Button Telephone has three speed dials and 10 two-touch memory buttons so that contacts can be reached easily. This telephone also has an easily adjustable receiver volume which is hearing aid compatible so, as well as the visually impaired, this phone is also ideal for people who are hard of hearing. The option to mount the phone on the wall is also available if the user so desires, but the wall-mounting screws are not included. Specifications: One Big Button Telephone (the Doro 311c PhoneEasy Telephone)Three speed dials make contacting family and friends easier10 two touch memory buttonsLarge black buttons with white numbersFlashing light indicates incoming callsAdjustable volume earpieceHearing aid compatibleMemory stores up to 13 numbersChoice of nine volume and ring melody combinationsMute, recall and redial buttonsCan also be wall mounted (wall-mounting screws not supplied)Dimensions: 220mm x 185mm x 90mm (8.7" x 7.3" x 3.5")Weight: 740gmsContents: 1 x Doro 311c Phone Easy Big Button Telephone