SAM4S SPS-345 Electronic Cash Register with Raised Keyboard and Thermal Printer Replaces the SAM4s ER-650, Up to 20,000 PLUs On screen programming simplifi es setup and makes changes easy to manage after installation. Interconnect multiple units to consolidate your sales reporting and share access to peripherals. An Ethernet connection is provided on each SPS-300 Series ECR for inter-register communications (IRC) through a network switch. Up to 8 SPS-300 ECRs can be networked. Preset PLUs facilitate fast, spill-resistant and accurate registrations. With 150 key locations, the fl at keyboard can accommodate large menus with preset keys for menus change daily with breakfast, lunch or dinner key-sheet under the overlay is easily exchanged