Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
Amazon.com: Satechi USB C Hub Multiport Adapter V2 - USB C Dongle - 4K HDMI (60Hz), 60W USB C Charging, GbE, SD/Micro Card Readers, USB 3.0 - USBC Hub for MacBook Pro/Air