... 2MB DRAMInterfacesRS232 and Centronics Parallel portsPower100-240V universal switching power supplyOperation switch, buttonTwo push buttons(Pause, Feed) ... Three indicators LED (Power, Error, On line)SensorsTransmissive, Reflective, Ribbon end, ... 2. Quick Start guide. 3. Auto switching power supply 4.Power port cable & power cord 5.Lable & ribbon sample roll. 6. ...