Citizen CT-S4000. Type: POS, Print technology: thermal, Print speed: 150 mm/sec. Maximum roll diameter: 112 mm, Supported paper width: 112/82.5/80 mm. Connectivity technology: Wired, Interface: Serial, USB. Dimensions (WxDxH): 177 x 213 x 147 mm, Weight: 2100 g. Certification: UL, C-UL, FCC A, TUV-GS, CE, CC