Logitech Pebble Keys 2 K380s - Wireless Connectivity - Bluetooth - 32.81 ft (10000 mm) - USB Interface - Desktop, Search, Back, Dictation, Emoji, Menu, Screenshot, Volume Up, On/Off Switch, Easy-Switch Hot Key(s) - English - Chromebook, Universal - PC, Mac - Recycled Plastic - AAA Battery Size Suppo