Logitech K400 Plus /

Wireless Touch Keyboard Logitech K400 Plus, Compact, Touchpad, F-keys, Quiet typing, Unifying receiver, 2xAA, 2.4Ghz, EN/RU, Black. PN: 920-007145RUS Dimensions Overall Height 139.9 mmWidth 354.3 mmDepth 23.5 mmWeight 390 g (with batteries)Touchpad Height 76 mmWidth 47 mmTechnical Specifications Connection Type Logitech Unifying protocol (2.4 GHz) Wireless range >10 m wireless range 1Wireless range may vary due to environmental and computing conditions.Optional software Logitech Options Battery Battery 2 x AA (included)Battery 18 months 2Battery life may vary based on user and computingSpecial Keys Mute, Volume Down, Volume Up Connect/Power On/Off SwitchKey Life Up to 5 million keystrokes Typing noise Within 55 dBA for all keys