Connect your printer, Cash drawer, Barcode scanner, Scale, Ethernet and most importantly Wi-Fi /LAN to the system where Odoo is accessible.
Setting up a point of Sale (Point Of Sale -> Configuration -> Point Of Sale)

More Configurations ….

Connect your printer, Cash drawer, Barcode scanner, Scale, Ethernet and most importantly Wi-Fi /LAN to the system where Odoo is accessible.
Setting up a point of Sale (Point Of Sale -> Configuration -> Point Of Sale)