Utilizing large print, these keyboards are wireless and work with Apple computers. No longer do you have to live with keyboards that are too tiny to type on and with letters that are too small to see. Easy-to-read and incredibly functional, these keyboards utilize Bluetooth technology to connect to your computer. Large print lettering makes this keyboard a true standout! SYSTEM REQUIREMENTS: Apple iOS6, or later versions MAC OS 10.9 or later versions macOS Sierra or later versions Android Kit Kat 4.4.4 or later versions PRODUCT SPECS: 78 (ANSI) / 79 (ISO) keys Wireless Bluetooth Keyboard Suitable for Apple iPad/iPhone/iPod/Android Bluetooth version 3.0 Operating distance: Up to 10 m - 32,8 feet Type X-switch structured keyboard 2 x AAA batteries Operating current: 4mA Operating voltage: 3,3V RF output power: 4dBm Max Physical dimensions: 287 mm x 121 mm x 22 mm / 11.2 in. x 4.7 in. x 0.9 in. Weight: 315 g - 11.1 oz INCLUDES: Wireless Bluetooth Keyboard 2 x AAA Batteries Quick Setup Guide Warranty information Product dimensions (imperial): 4.7 inch H x 11.2 inch L x 0.9 inch W Product dimensions (metric): 119.38 mm H x 284.48 mm L x 22.86 mm W