Logitech Tastatura K780 Wireless

Logitech Unifying protocol (2.4 GHz), Bluetooth Smart technology, Wireless range: >33 ft / 10m wireless range 1Wireless range may vary due to environmental and computing conditions, 3 Bluetooth channel LEDs, Battery indicator light, Up to 10 million keystrokes, Special Keys Hotkeys (e.g. Home, Search, Back, App-Switch and Contextual Menu), Easy-Switch, Connect/Power: On/Off Switch