Logitech C-BG17- Dual USB PS2 Receiver For Cordless Mouse / Keyboard 97855122698 | eBay
Dongle receptor USB pequeño unificador genuino para ratón y teclado Logitech, puede conectar hasta seis (6) dispositivos con logotipo unificador|usb mouse and keyboard|logitech usb keyboardusb mouse keyboard - AliExpress
Logitech Cordless Mouse and Keyboard Receiver #C-BO17 - used.