Bisofice Portable 58mm Receipt Thermal Printer 2 inches Mini Mobile Pocket Printers with 6 Thermal Paper Roll USB&Wireless BT Connection Compatible with Windows/Android/iOS for Office Market Restaurant Sales Retail Shop Features: Mini BT thermal receipt printer, 57mm paper width, max. 40mm roll diameter, 48mm print width, 50-80mm/s print speed, 203dpi resolution. Adopting thermal print head, no need ink cartridges or ribbons, clear printing, low operation cost, thermal paper is easy to buy. Support BT and USB cable connection, compatible with iOS, Android, Windows and MacOS system. Please download relative APP (Compatible with other APP as well. For Android system, support Dlabel, caysnprinter Loyverse, BT Print, Kyte, RawBT; For iOS system, support POS-printer, Kyte, Kahero POS, Utak.) or driver on your devices. Support 1D/2D barcode printing. 1D (UPC-A,UPC-E,EAN-13,EAN-8,CODE39,CODE93,CODE128,CODABAR,ITF25); 2D (QR CODE,PDF417). Built-in 1500mAh large-capacity rechargeable battery, it can continuously print about 7hrs when fully charged, and about 7 days standby time, available to print receipts at any time. With type-C interface, it is more convenient to load and more stable to transfer data. Portable and lightweight, easy to carry without burden your luggage. Widely used in bill printing, post receipt printing, restaurant ordering information printing, shop receipt printing and so on. Specification:  Model: PT280 Printer Size: 78x105x47mm Printer Weight: 227g/8oz Print Method: Line Thermal Printer  Print Paper Width: 57mm±0.5mm Printing Width: 48mm Resolution: 8dots/mm(203dpi) Print Density: 384 dot/line Print Speed: 50-80mm/s Roll Diameter: 40mm(max.) Paper Roll Inner Dia:13mm(min.) Printing Characters: ANK: 8x16,9x17,9x24,12x24  GBK: 24x24 Characters/Line: ANK: 48,42,32 GBK:24,16 Life Cycle Time: 50km(printing density under 12.5%)/100 million pulses Barcode Type: 1D: UPC-A,UPC-E,EAN-13,EAN-8,CODE39,CODE93,CODE128,CODABAR,ITF25 2D: QR CODE,PDF417 Interface: BT2.0 Android, bt4.0 iOS, Micro USB Paper Feeding: Easy Paper Loading Paper Cut: By Hands Command: ESC/POS Compatible with Order Sets Built-in Lithium Battery: 1500mAh/7.4V Charging Time: About 2-3hrs Discharging Time: About 7hrs Standby Time: About 7 days Package Size: 14x13.5x6.3cm/5.5x5.3x2.4in Package Weight: 506g/17.8oz Note: 1.For Android system, please download Our App (Dlabel) by scanning the QR code in the user manual or search in Play. For iOS system, download APP (POS-printer)  by scanning the QR code in the user manual or search in APP Store. 2. Compatible with various APP, For Android system, support caysnprinter Loyverse, BT Print, Kyte, RawBT; For iOS system, support POS-printer, Kyte, Kahero POS, Utak. 3. 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.