Logitech K375s Wireless Keyboard and Stand for Multiple Devices.

Dimensions , The dimensions are given in the format of Height x Width. x Depth: 0. 81 in 20. 5 mm x 17. 15 in 435. 5 mm x 5. 41 in 137. 5 mm Weight: 2. 0 lb 475 g with 2x AAA batteries Weight: 15. 0 oz 425 g without batteries System Requirements , Computers, phones, and tablets that External keyboards are compatible with this device for enhanced support. This device is Tailored for efficiency seamlessly with external keyboards. Users can connect external keyboards to this device for added support. HID profile : Windows 7, Formatted NTFS for efficient storage management 8 or later Android 5. 0 The Mac OS X operating system offers a user, friendly interface and robust features. 10. 10 or later iOS 5 You can use Chrome at a later time OS USB