Epson TM-U590, 311 cps, 233 cps, 4 copies, A4 (210 x 297 mm), 4 KB, VCCI, FCC, CE, UL, CSA Epson TM-U590. Maximum print speed: 311 cps, Normal print speed: 233 cps, Maximum number of copies: 4 copies. Maximum print size: A4 (210 x 297 mm). Buffer size: 4 KB, Certification: VCCI, FCC, CE, UL, CSA. Standard interfaces: Parallel, USB 2.0. Print head: 9-pin, Mean time between failures (MTBF): 180000 h