Check the listing for details. Wireless Keyboard and Mouse Combo, EDJO 2.4G Full-Size Mac OS Desktop/Laptop/ PC. Color: Black, Condition: Open box, Made in China. Listed at 10.00 USD. Wireless Keyboard and Mouse Combo, EDJO 2.4G Full-Sized Ergonomic Computer Keyboard with Wrist Rest and 3 Level DPI Adjustable Wireless Mouse for Windows, Mac OS Desktop/Laptop/PC Features & Specs Connectivity Technology 2.4G Wireless Other Special Features of the Product Ergonomic Compatible Devices ['Personal Computer', 'Laptop', 'Desktop'] Movement Detection Optical Operating System Chrome OS, Linux, Mac OS, Windows Hand Orientation Ambidextrous Are Batteries Required Yes Number of Keys 104 Power Source Battery Powered Keyboard Layout QWERTY Number of Batteries 2 AA batteries required. Item details Brand EDJO Keyboard Description Membrane Antenna Location Office Manufacturer EDJO