Description Brand: YHDAA Model: YHD-8320 Paper Size:3 Inch / 80MM Interfaces: USB / USB LAN (Optional) Auto Paper Cutter: Yes Cash drawer supported. Print Speed: 230mm/sec No. of Total Dots: 576 dots/line Print Width: 80mm Print Command: ESC Print Method: Direct Thermal Resolution: 576 dots/Lin Reliability Print: 150km Warranty : 01 Year Support LED indicator light and prompt buzzer function. Excellent anti-dust structure design. No ink cartridge or ribbon required, low operation cost, thermal paper is easy to buy.