Features: Portable Desktop Thermal Receipt Printer: 58mm paper width, 48mm print width, 60mm/s print speed, 203dpi resolution. Clear printing quality and reliable performance. Wide Application Range: Compatible with ESC/POS command set. Suitable for use in supermarkets, restaurants, retail stores, tax offices, banks, post offices, and more. Supports 2 connections – USB and Bluetooth. Compatible with various printing apps such as Loyverse (Retail/Clothing), iREAP (Retail/Inventory), CasierStock (Shopping/Inventory Management), Kyte (Mobile Sales), and others. Eco-Friendly Printing: Uses thermal print technology, no ink cartridges or ribbons required. Clear prints with low operating cost. Thermal paper is widely available. Strong Compatibility: Supports Linux, Win2000, Win2003, WinXP, Win7, Win8, Win8.1, and Win10 operating systems. Easy driver download for computer setup. Powerful Printing Capability: Capable of printing multiple world languages, logos, graphics, and barcodes including UPC-A, UPC-E, JAN13 (EAN13), JAN8 (EAN8), CODE39, ITF, CODABAR, CODE93, and CODE128. Specifications: Model: JK-5801H Color: Blue Dimensions: 180 x 130 x 110mm Product Weight: 492g / 17.3oz Printing Method: Thermal Line Printing Width: 48mm Resolution: 384 dots/line (8 dots/mm, 203dpi) Printing Speed: 60mm/second Paper Width: 57±0.5mm Paper Roll Diameter: ≤60mm Paper Feed Method: Easy feed (Clamshell design) Command Set: ESC/POS Power Adapter: Input: AC 100V–240V, 50–60Hz; Output: DC 12V/3A Cash Drawer Output: DC 12V/1A Interface Type: USB + Bluetooth Line Spacing: 3.75mm (adjustable via command) Characters per Line: Font A: 32 characters; Font B: 42 characters; Simplified and Traditional Chinese: 16 lines Character Set: Standard GB18030 Simplified and Traditional Chinese fonts Character Size: ANK Character, Font A: 1.5x3.0mm (12×24 dots) Font B: 1.1x2.1mm (9x17 dots) Simplified/Traditional Chinese: 3.0x3.0mm (24x24 dots) Barcode & Character Sets: PC437, Katakana, PC850, PC860, PC863, PC865, Western Europe, Greek, Hebrew, Eastern Europe, Iran, WPC1252, PC866, PC852, PC858, Iran II, Latvian, Arabic, PT151, 1251, PC737, WPC1257, Thai, Vietnam, PC864, PC1001 Barcodes: UPC-A, UPC-E, JAN13 (EAN13), JAN8 (EAN8), CODE39, ITF, CODABAR, CODE93, CODE128 Graphics Printing: Supports bitmap download and printing Print Head Life: 50km (print density ≤12.5) Supported Drivers: Android, iOS, Linux, Win2000, Win2003, WinXP, Win7, Win8, Win8.1, Win10 Package Weight: 740g / 21.6oz Package Dimensions: 18.5 x 14 x 14cm / 7.2 x 5.5 x 5.5in Note: Compatible with smartphone apps including Loyverse (Retail/Clothing), iREAP (Retail/Inventory), CasierStock (Shopping/Inventory Management), Kyte (Mobile Sales), and similar applications. Please ensure your mobile device supports these apps before use. Packing List: 1 x Thermal Receipt Printer 1 x Paper Roll 1 x Power Cable 1 x USB 2.0 Cable 1 x User Manual