Logitech MK850 keyboard RF Wireless + Bluetooth QWERTY US International Black

Backlight: No | Receiver type: Unifying receiver | Keyboard weight: 733 g | Receiver included: Yes | Unifying receiver: Yes | Full-size keyboard: Yes | Master (outer) case gross weight: 5.48 kg | Number of batteries (mouse): 1 | Service life of battery: 36 month(s) | Mouse weight: 135 g | Mobile operating systems supported: iOS 7.0 | Buttons type: Pressed buttons | Mobile operating systems supported: iOS 6.0 | Wireless receiver interface: USB | Mobile operating systems supported: iOS 9.0 | Mobile operating systems supported: iOS 5.0 | Keyboard layout: QWERTY | Mobile operating systems supported: iOS 8.0 | Mobile operating systems supported: Android 5.0 | Number of batteries (keyboard): 2 | Battery LED indicator: Yes | Keyboard language: US International | Keyboard battery type: AAA | Mouse battery type: AA | Keyboard style: Straight | Mac operating systems supported: Mac OS X 10.11 El Capitan | Pointing device: No | Buttons quantity: 8 | Mouse included: Yes | Mouse dimensions (WxDxH): 74 x 115 x 45 mm | Mac operating systems supported: Mac OS X 10.10 Yosemite | Mac operating systems supported: Mac OS X 10.12 Sierra | Fingerprint reader: No | Scroll type: Wheel | Mac compatibility: Yes | Power source type: Battery | Device interface: RF Wireless + Bluetooth | Purpose: PC/Server | Movement detection technology: Optical | Windows operating systems supported: Windows 10 Education x64 | Wireless range: 10 m | Number of scroll wheels: 1 | On/off switch: Yes | Numeric keypad: Yes | Windows operating systems supported: Windows 10 Home x64 | Windows operating systems supported: Windows 8 | Cables included: USB | Windows operating systems supported: Windows 7 Professional x64 | Package weight: 1.24 kg | Scroll: Yes | Windows operating systems supported: Windows 10 Home | Windows operating systems supported: Windows 7 Starter x64 | Windows operating systems supported: Windows 7 Professional | Windows operating systems supported: Windows 8.1 | Batteries included: Yes | Keyboard dimensions (WxDxH): 430 x 210 x 25 mm | Form factor: Right-hand | Package width: 49 mm | Windows operating systems supported: Windows 10 Education | Windows operating systems supported: Windows 7 Enterprise | Frequency band: 2.4 GHz | Windows operating systems supported: Windows 10 Enterprise | Windows operating systems supported: Windows 7 Home Basic x64 | Product colour: Black | Windows operating systems supported: Windows 10 Enterprise x64 | Package height: 221 mm | Movement resolution: 1000 DPI | Windows operating systems supported: Windows 10 Pro | Windows operating systems supported: Windows 7 Home Premium | Windows operating systems supported: Windows 7 Starter | Windows operating systems supported: Windows 7 Home Basic | Windows operating systems supported: Windows 7 Ultimate | Windows operating systems supported: Windows 10 Pro x64 | Package type: Box | Wrist rest: Yes | Recommended usage: Universal | USB hub: No | User guide: Yes | Windows operating systems supported: Windows 7 Home Premium x64 | Windows operating systems supported: Windows 7 Enterprise x64 | Keyboard form factor: Standard | Connectivity technology: Wireless | Internal: No