Robust and chargeable. Adaptable and robust. The CHERRY B. UNLIMITED 3.0, with its high-quality NiMH batteries and interference-free wireless 2.4 GHz technology with AES encryption, is designed for continuous professional use. Keyboard Certification c-tick, UL, CE, FCC, TÜV/GS Frequency band 2.4 - 2.483 GHz Fingerprint reader No Purpose Universal Windows keys Yes Keyboard keys operating life 20 million characters Keyboard number of keys 109 Numeric keypad Yes Keyboard form factor Full-size (100%) Pointing device No Keyboard language German Keyboard key switch Mechanical Device interface RF Wireless Connectivity technology Wireless Recommended usage Office Design Surface coloration Monochromatic Product colour Black Keyboard style Straight Backlight No Features Wireless range 10 m Power USB Type-C charging port No USB charging Yes Power source type USB Mouse Number of scroll wheels 1 Scroll type Wheel Scroll Yes Buttons type Pressed buttons Buttons quantity 3 Number of movement resolution modes 2 Customizable movement resolution Yes Movement resolution 2000 DPI Movement detection technology Optical Form factor Ambidextrous Mouse included Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Operating temperature (T-T) 0 - 40 °C Weight & dimensions Mouse weight 145 g Mouse dimensions (WxDxH) 115 x 60 x 35 mm Keyboard weight 883 g Keyboard dimensions (WxDxH) 460 x 165 x 15 mm Packaging data Package weight 1.3 kg Package height 45 mm Package depth 170 mm Package width 570 mm Packaging content AC adapter included No Cables included USB Batteries included Yes Receiver weight 6 g Receiver included Yes Logistics data Harmonized System (HS) code 84716060 leaflet. Professional desktop set: Designed for continuous use, this set offers high-quality, pre-charged NiMH batteries, undisturbed wireless 2.4 GHz RF technology and over 20 million keystrokes. Rechargeable: If the battery in the keyboard or mouse runs low, both can easily be charged via USB-cable – even while you continue to work in comfort. 4-button mouse: Browse back and forth at the click of a button or assign the buttons individually with our CHERRY KEYS software. The precise sensor offers a 3-stage resolution (600/900/1200 dpi). Type quicker and get more done: CHERRY SX scissor technology ensures a precise and optimum typing feel on flat keys. Perfect for frequent typists. Plug & Play: Easy connection via a 2.4 GHz RF USB dongle and the keyboard works without a cable within a 10-metre range (with secure AES-128 encryption).