Large Print High contrast, large print keyboard offers increased visibility with easy to see white keycaps and crisp large print black letters. These high-contrast keys can really help those who have trouble seeing keyboards. Perfect for elderly, the visually impaired, schools, special needs departments and libraries, as well as companies. Super Bluetooth ChipAmerica import bluetooth chip,makes the connection steady and fast.Operating distance up to 10 meters. Silent Scissor Keycap Scissor structure makes the typing more quiete.What's more, we use metal support inside which makes the scissor more durable. Long Battery LifeThe bluetooth keyboard uses an energy-saving design and automatic sleep mode to allow up to 6 months between battery changes. (2 X AAA Battery, Not Included) Wide CompatibilityCompatible with iPads, iPhones and Bluetooth-enabled Tablets, Laptops and Macbooks.