Serene Innovations CL-60A cordless system is perfect for anyone who needs a little help using the phone.Easy to hold; big, bright numbers and function keys. Various ring tones and sound levels.Audio setting to announce calls.Easily adjustable amplified sound to help with impaired hearing, enhanced lighting.Base answering unit is simple to use. Voice message playbacks are clear and the playback speed is adjustable. Comes with all original documentation, including easy-to-follow instructions.Definitely the best system we tried, but a sudden change of location meant it was only used a few months.Offer includes base answering system with cordless phone, 2 additional base charging units with phones.Included FREE is another working base charging unit and a 4th phone which likely only needs new rechargeable batteries. New system cost over $300.