Interface: USB, Standard RS2325, Bluetooth 2.0&4.0(optional), SPP agreement or IR, IRCOMM agreement (optional), up to 4.0 of the Android operating system
Voltage: 100-240V
Power Adapter: DC 9V / 2A
Power battery: DC 7.4 V / 1500 mAh
Operating temperature: -10-50°
Operating humidity: 10-90 percent
Support multi-language
Effective print width: 48mm
Width paper: 58+/-0.1mm
Printing speed: 90mm/s
Resolution: 8 dots/mm (203 dpi)
Print font : A 12x24/ B 9x17 / 24x24 Chinese (dots)
Size font: 1.5x3.0mm (W x H) /1.1x2.1mm (W x H) /3.0x3.0mm (W x H)
Paper size: 58.0 +/- 0.1mm diameter x 40.0mm
Thickness paper: 0.06 to 0.08mm
Text Size: 384 dots / line
Product Size(L x W x H): 7.8*10.6*5.2cm/3.07*4.17*2.05"