Citizen CT-S851. Type: POS, Print technology: thermal, Print speed: 300 mm/sec. Printing media thickness: 75 - 150 µm, Maximum roll diameter: 83 mm, Supported paper width: 83/80/60/58 mm. Connectivity technology: Wired, Interface: USB. Dimensions (WxDxH): 145 x 192 x 148 mm, Weight: 2000 g. Certification: UL, C-UL, FCC A, TUV, CE