Logitech MK330 Cordless (Wireless Keyboard + 1200dpi Mouse) , enhanced function keys + 11 hot keys , black - unifying receiver - usb, Retail Box , 1 year Limited warranty
Amazon.com: SummitLink Unifying Receiver for Mouse and Keyboard Compatible for Any Logitech Product That Display The Unifying Logo (Orange Star, Connects up to 6 Devices) B083J7DYDT : Electronics
Getting started with Logitech® Wireless Combo MK330
Amazon.com: Logitech New Unifying USB Receiver for Mouse Keyboard M515 M570 M600 N305 MK330 MK520 MK710 MK605 : Electronics