Intermec PF4i. Maximum resolution: 300 x 300 DPI. Print technology: Direct thermal, Print speed: 200 mm/sec. Interface: RS-232, USB 1.1, EasySet, RJ-45, IEEE 802.11b/g, WEP 128, Optional connectivity: RS-485. Internal memory: 8 MB, Maximum internal memory: 1024 MB. Width: 405 mm, Depth: 244 mm, Height: 178 mm