Amazon.com: Logitech Wireless Combo MK260 with Keyboard and Mouse : Electronics
New Usb Receiver Wireless Dongle Receiver Usb Adapter For Logitech Mk270/ mk260/mk220/mk345/mk240/m275/m210/m212/m150 Keyboard - Keyboard Mouse Combos - AliExpress
Amazon.com: MUBUY Keyboard Cover Skin Protector Fit Logitech MK295 MK275 MK270 Wireless Keyboard, Logitech K200 K260 K270 MK200 MK260 Keyboard (NOT Fit Other Model Keyboards)-Clear : Electronics