Features: brand new and high quality 2.4G or Bluetooth-compatible technology provides a cable-free & clutter-free connection, operating distance 10m. The smartphone or tablet can be placed in the cradle for better viewing and typing. The heavy duty keyboard allows you to type firmly even with the cellphone or tablet standing in the cradle. This keyboard is able to connect to 3 devices at the same for time. You can switch between 3 devices with a single for key clicking. Use with all four major operating systems supporting Bluetooth-compatible (iOS, Android, for Mac OS and for Windows), including Computer, Desktop, PC, Laptop /Smartphone / for Smart TV/ Tablets like Surface etc. With numeric keypad design which makes typing easier and more comfortable than other keyboards. Full size keypad and Touchpad models are available. Specifications: Material: ABS Keys: 78pcs Size: approx. 36.2x14.5x1.9cm/14.25x5.70x0.75in Mode: full numeric keyboard ，for touch keyboard Package Includes: 1PC x Bluetooth-compatible Keyboard note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!