ENJOY THE SOUND OF SILENCE\n Get all your work done without missing a beat or disturbing those around you. Silent Mice have the same click feel without the click noise " over 90% noise reduction. Durable, high performance feet quietly glide over the desktop. A smooth scroll wheel completes the silent experience. Silent Mice eliminate excess noise while protecting the health & productivity of everyone. Make this your last annoying click. Your family & friends will thank you.\n\n OVER 90% NOISE REDUCTION\n With the same click feel & over 90% noise reduction on the click sound, enjoy a quiet experience for you & your neighbors. Plus, it has feet made from high performance material & a rubber wheel for quiet gliding & scrolling.\n\n SIMPLE. RELIABLE. STRONG.\n Enjoy a wireless connection up to 10m away thanks to a plug-&-forget nano receiver. M220 SILENT features Logitech&174; Advanced Optical Tracking for ultra precise moves on almost any surface. No hassle, no software needed. Works with Windows&174;, Mac, Chrome OS&132;&162; or Linux&174;-based computers.\n\n 18-MONTH BATTERY LIFE\n Go longer between battery changes thanks to energy efficient engineering. M220 SILENT automatically puts itself to sleep when not in use.\n\n COMFORTABLE SHAPE. MOBILE SIZE.\n Ambidextrous design offers more comfort & precision than your touchpad. Its small size is perfect to toss in a bag & go.\n\n QUIET MARK CERTIFICATION\n Logitech is the first mouse company in the world to receive the Quiet Mark certification. This international mark of approval award program from the UK Noise Abatement Society recognizes technology designed to reduce noise. Feature Feature Value Purpose Office Device interface RF Wireless Movement detection technology Optical Scroll type Wheel Buttons quantity 3 Buttons type Pressed buttons Movement resolution 1000 DPIRecommended usage Universal Number of scroll wheels 1 Scrolling directions Vertical Frequency band 2.4 GHz Form factor Ambidextrous Product colour Charcoal Surface coloration Monotone Wireless range 10 m Power source Batteries Battery type AANumber of batteries supported 1 Battery technology Alkaline Service life of battery 18 month (s) Windows operating systems supported Windows 10 Education, Windows 10 Education x 64, Windows 10 Enterprise, Windows 10 Enterprise x 64, Windows 10 Home, Windows 10 Home x 64, Windows 10 Pro, Windows 10 Pro x 64, Windows 7 Enterprise, Windows 7 Enterprise x 64, Windows 7 Home Basic, Windows 7 Home Basic x 64, Windows 7 Home Premium, Windows 7 Home Premium x 64, Windows 7 Professional x 64, Windows 7 Starter, Windows 7 Starter x 64, Windows 7 Ultimate, Windows 7 Ultimate x 64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x 64, Windows 8 Pro x 64, Windows 8 x 64 Mac operating systems supported Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks Linux operating systems supported Y Width 60 mm Depth 39 mm Height 99 mm Weight 75.2 g Receiver width 1.87 cm Receiver depth 6.1 mm Receiver height 1.44 cm Receiver weight 1.8 g Receiver included Y Wireless receiver interface USBReceiver type Nano receiver Batteries included Y User guide Y Package width 87 mm Package depth 126 mm Package height 186 mm Package weight 125 g Quantity per intermodal container (20ft)28560 pc (s) Quantity per intermodal container (40ft)59520 pc (s) Quantity per pallet 1920 pc (s) Master (outer) case width 10.1 cm Master (outer) case length 36.2 cm Master (outer) case height 25.9 cm Master (outer) case weight 1.76kg Master (outer) case GTIN (EAN/UPC)50992060661916