Epson Under-Counter Thermal Printer (TM-T70IIE) - Dot density: 180 DPI x 180 DPI, Print method: Thermal line printing, Print Speed: 250 mm/sec, Paper Types: Receipt, Data Buffer: 4 kB or 45 Bytes, Interfaces: USB 2.0 Type B, RS-232 (optional), Wired Network (optional), Drawer kick-out, Powered USB (optional), Wireless LAN IEEE 802.11a/b/g/n (optional), Bluetooth (optional), Interface connectors: D.K.D. function, Reliability: 65,000,000 MCBF (Lines), 360,000 MTBF (Hours)