Features: Sleek, ultra-slim (About 6mm thickness) design makes for easy portability. Lighter than a standard magazine, yet durable enough to travel. Requires 2 AAA batteries (not included) . Bluetooth-compatible 3.0 technology provides a cable-free & clutter-free connection. Operating distance: 10m. 78-key design, with 6 multimedia keys, and dedicated main control keys, browse search, brightness adjustment function, photo browsing, virtual keyboard and screen switch function shortcut keys. The split keys and scissors switches will make your typing as comfortable as that on a laptop. Specifications: Material: ABS Product size: approx. 28.5x12x0.6cm/11.2x4.7x0.23in Bluetooth: 3.0 Number of keys: 78 keys Language: Russian/German/Korean/Spanish/French/ Arabic Package Includes: 1PC x Wireless Bluetooth-compatible Keyboard note: Batteries is not included. 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!