Logitech Unifying Receiver for Connecting Multiple Devices
Logitech Mini Receiver C Uak42 - Etsy
Usb Mini Receiver For Logitech C-uak42 Mx3000 Mx3200 Lx710 Wave S510 Lx300 Ex100 V22 Mouse And Keyboard - Unknown - AliExpress
USB Mini Receiver for Logitech C UAK42 MX3000 MX3200 LX710 WAVE S510 LX300 EX100 V22 mouse and keyboard|receiver transmitter|usb stereo receiverusb transmitter receiver - AliExpress