Logitech 920-008219 MK850 Performance Wireless Keyboard and Mouse Combo condition: New Brand: Logitech MPN: 920-008219 Device Supported: Tablet Movement Detection: Optical Movement Resolution: 1000 dpi Platform Supported: iOS Manufacturer: Logitech Product Model: MK850 Pointing Device Connectivity Technology: Wireless Pointing Device Wireless Technology: Bluetooth/RF Keyboard/Keypad Connectivity Technology: Wireless Keyboard/Keypad Wireless Technology: Bluetooth/RF Battery Size Supported: AA Environmentally Friendly: Yes Environmental Certification: WEEE.