Lenovo 4X30H56873 keyboard Universal RF Wireless QWERTY UK English Black 27599-999-899 74 mV/Pa Microphone dynamic range ET-ELW21

Lenovo 4X30H56873 keyboard Universal RF Wireless QWERTY UK English Black 27599 999 899 74 mV Pa Microphone dynamic range ET ELW21 74 mV Pa Microphone dynamic range 77 Advanced talker localization algorithm instantly reports the exact position of each talker for the most accurate camera tracking possible One touch dedicated media keys 4 GHz Security algorithms 128 bit AES Certification CB Design Backlight No Keyboard style Straight Island style keyboard Yes Full size keyboard Yes Ergonomic design No Wrist rest No Adjustable keyboard height Yes Product colour Black Surface coloration Monochromatic Protection features Spill resistant LED indicators Yes Features Plug and Play Yes Power Power source type Battery Keyboard battery type AA Number of batteries (keyboard) 2 Power consumption 100 mA Operating voltage 5 V Battery lifetime 2 year(s) Mouse Mouse included No System requirements Windows operating systems supported Yes Operational conditions Operating temperature (T T) 0 40 °C Operating relative humidity (H H) 20 95% Weight & dimensions Keyboard dimensions (WxDxH) 164 x 450 x 20 mm Keyboard weight 700 g Packaging content Receiver included Yes Receiver type Nano receiver Batteries included Yes Packaging data Package width 177 mm Package depth 480 mm Package height 43 mm Package weight 990 g Package type Box Other features Internal No Logistics data Harmonized System (HS) code 84716060