Square Register - Point-of-Sale with Built-in Display and Customer Display 0665The Official Square Register, Fully Integrated Point of Sale System with Built in Display and Customer Display for Payment Processing, Model: (A SKU 0665). Gray metallic body. Take control of sales with this Square Register system. Its seamless design ensures you have all the tools you need to immediately get to work, and the included customer display provides intuitive controls so lines move efficiently. The compact size of this Square Register