---------------------Yyci.vn------------ Decription: Features: Type: Silent old man keyboard Material : ABS Line length: 1.5 (m) Product Size: 43.8*12.5*2cm Number of keys: 107 (keys) Interface :USB Connection with computer : Wired for visually impaired, weak Vision,old men Description: 1.Do not hurt the eyes, clearly visible, not easy to press wrong 2.White Keys with Black Letters,Perfect for people visually impaired and Weak Vision old men 3.Protect eyesight - This color keyboard helps to protect eyesight, easy to understand, not easy wrong, bold print is easier to see, even in low light! 4.Superior comfort - English Large Print keyboard provides superior comfort without forcing you to relearn how to type; it also maintains the key locations in the standard layout so you don't have to relearn how to type. 5.Plug and play - Dependable construction that makes this board a great value, and keys that have a light, responsive feel,easy to use,guaranteed to plug and play. Included: 1x Keyboard