A Low-Cost Commercial Grade Thermal Printing Electronic Cash Register The SAM4s ER-180T features a fast, quiet thermal printer and a sleek, low-profile, small-footprint design. Very easy to program and use, it’s an incredible value for merchants of all sizes.  16 Programmable Departments  500 Price Look-Ups (PLUs)  Up to 10 Clerks  Four Programmable Tax Rates or Tables  Six Position Keylock  Records Sales Journal Electronically (Up to 2,500 Lines)  Programmable Receipt Messages  Calculator Function  48 Position Keyboard  Currency Conversion