Home | W&O Point of Sale | POS System point of sale, pos, hospitality pos, restaurant POS, retail pos, pos system, android pos, tablet pos, KDS W&O POS - Restaurant Point of Sale is a full featured, easy to use and affordable POS (Point of Sale) for any small or medium-sized business. Restaurant POS (Point of Sale) is compatible with your existing hardware like printers and cash drawers, which saves your time and money.