Epson LQ-350 Technology Printing Method Impact dot matrix Number of Pins 24 pins Number of columns 80 columns Needles 24 Needles Print Printing Speed HighSpeed-Draft: 10 cpi: 347 chars/s, LQ: 10 cpi: 86 chars/s, Draft: 10 cpi: 260 chars/s Carbon Copies 3 plus one original Connectivity Interfaces Parallel, USB 2.0 Type B, USB 2.0 Type A Paper / Media Handling Document Feed Single sheet rear, Continuous paper rear, Paper output rear Paper Formats Sheet Paper (single- and multi-layer), Continuous Paper (single- and multi-layer), Labels (single- and multi-layer), Roll Paper, Envelopes General Energy Use 22 W Supply Voltage AC 200 V - 240 V Product dimensions 348 x 275 x 154 (Width x Depth x Height) Product weight 4.1 kg Temperature Operation 5° C - 35° C Humidity Operation 10% - 80% Compatible Operating Systems Windows 2000, Windows 7, Windows 98, Windows Vista, Windows XP Included Software Epson Status Monitor Mean Time Between Failures 10,000 Hours Print Head Life 400 Million Strokes/Wire Sound Pressure Operation: 53 dB (A) Memory 128 kB included Ribbon Yield 2500000 characters Black LQ What's in the box Driver and utilities (CD), Main unit, Ribbon, Setup guide, Software (CD), User manual (CD), Warranty document