MicroFlash 4t Portable Direct Thermal Printer (203 dpi, 4 Inch Print Width, 2.5 Inches per Second and Swivel Belt Clip - Requires Belt Loop-210156-001) The flagship of the O'Neil Family is the microFlash 4-inch series of serial and wireless direct thermal portable printers. For wireless applications, the new 4te enhanced version comes with Bluetooth and 802.11b/g connectivity options. It also boasts lighting fast processing, external LED status indicators, an external charging port and quick release battery clamps. The original 4t is available in serial and IrDA configurations only. The 4t/4te series offers the most reliable performance available, printing outstanding quality 4 Inch receipts, proof of deliveries, labels, and invoices. Small and lightweight, the 4t/4te is simply your finest choice worldwide for route accounting, direct store delivery (DSD), field mobile service, logistics, home delivery and pre-sales systems. The 4t prints direct thermal receipts and invoices, as well as both linered and linerless labels. It can also print a compressed 80-column receipt, providing a lightweight portable alternative to larger or vehicle-bound 80-column printers. Its reliable print mechanism offers outstanding print clarity, allowing you to print graphics, bar codes and logos.