Specification:Model: POS58DSize: 115x157x94.5mmWeight: 450gPrinting method: thermal line printingPrinting density: 8dot/mm(203dpi)Printing speed: 90mm/sPrinter head life span: 50kmPaper printing: Thermal paperEffect printing width: 48mmPaper width: 56mm+0.5mmMax Outside Diameter: 50mmPaper thickness: 0.06-0.08mmCommunication Interface: USB+BTSupporting platform: 32 bit & 64 bit Windows /LINUX/Mobile/Android/iOSPrint command: ESC/POS, LabelPrinting content: Text, picture, curve one dimensional bar code: UPC-AUPC-E, EAN-8, EN-13, Codabar, Code39, ITF, Code128, Code93.2D bar code: QR Code, PDF417, DataMatrixInput: AC100-240V 50/60Hz 1AOutput: DC 9V+10%2.5APackage Size: 17x13.5x11cm/6.6x5.3x4.3inPackage Weight: 623g/21.9ozNote:1. Please download the driver via: http://www.xmjprt.com/2457746-2457746.html2. Suitable for smartphone APP- iOS system (Dlabel, POS-printer, etc), for Android system (Dlabel, Caysnprinter, etc). Suitable for smartphone APP-Loyverse (Retail/Clothing), iREAP(Retail/Inventory), CasierStock(Shopping/Inventory Management), Kyte (Mobile Sales), etc. Please make sure your cellphone is compatible with these softwares.3. If the APP is connected to an IOS system phone, please enter the Bt connection from the APP. The Android phones can connect directly to BT function.Packing List:1 x Thermal Printer1 x Paper Roll1 x Data Cable1 x User Manual