The TSC Alpha-3R 3-Inch Performance Mobile Printer can handle any mobile printing application that requires on-demand receipts or labels. The Alpha-3R has a 203 dpi printing resolution and printing speeds of up to 4 ips, as well as an LED with buttons. Connect to a mobile PC or even a smartphone by USB or optional Bluetooth to produce crisp, easy-to-read receipts/labels hour after hour. Part Details: Alpha-3R, DRAM 8MB/FLASH 4MB, USB + MFi Bluetooth 4.0, US