Fast and Durable High Speed 1 Original + 3 Copies USB Interface Energy Saving Space Saving Ribbon Life : 3 million characters Approximately Technical Specifications: Color : White Included Components : Printer , Power Cable, Cd & Manual Input Bufffer: 256 KB Interface : USB 2.0, Parallel, Serial RS-232C Noise : < 57 dBA Paper Feed: Continuous Paper/Copy Paper, Sheet, Card, Envelope, Label Print: Normal 94cps to High 310cps Print Head: Diameter of wire 0.2 mm Printing Direction: Uni or bi directional logic seeking Print Method : 24 Pin Dot matrix impact printer Print Width: 80 columns (10 CPI) / 203.2mm Resolution : 360x360 dpi Maximum Ribbon Life : 3 million characters Approximately. Brand XLAB SKU 100600414_NP-1021022429 Model XDP320+