Features: Perfect print quality,low cost. Low noise, fast speed print. Support cashbox drive. Compact and lightweight,beautiful design. Easy to install paper,reasonable construction, easy to use. Built-in data bumper (data received when printing). Interface type: parallel port or serial port. Support to enlarge characters and adjust characters spacing for printing. Support to download bit map graphics with different density. Support the print of bit map graphics. It could be equivalent to the hard character library in the way of drivers print. Low power consumption,low operation cost(no need ribbon, ink box). Compatible with ESC/Order POS. Specifications: Print method:Direct thermal Print paper width:57.5mm0.5mm Valid print width:48mm Print speed:90mm/sec or 24line/sec Print density:384 dots/line, 8dots/mm Print dot space:0.125mm Service life:50km interface:standard USB Cashbox control:Output DC12V/3A Power singal, 6 line RJ-11 socket Operation temperature:0~50 Relative humidity:10~80% Item size: 12.8 x 18 x 10.8cm / 5.03 x 7.08 x 4.25in (L x W x H) Item weight: 629g / 1.387Lb Package size: 18.5 x 18 x 13cm / 7.28 x 7.08 x 5.11in (L x W x H) Package weight: 947g / 2.088Lb Package List: 1 x Printer 1 x USB Cable 1 x Power cable 1 x 58 thermal paper 1 x Driver disk 1 x User manual (English).