The Siemens KTP400 basic is a new Siemens 4" Touch Panel with a colour display and Ethernet support. It features a touchscreen, LCD, data entry capabilities, and programmable functionalities. This unit, known as Siemens 6AV2123-2DB03-0AX0, belongs to the SIMATIC HMI controller platform, making it suitable for industrial automation and motion controls. It is a single unit available for purchase, offering a user-friendly interface for business and industrial applications.