Printek Inc. introduces the MtP 400 Series 4-inch mobile thermal printers for label and receipt printing applications.The MtP 400 comes in three different base configurations: the MtP 400, a model designed to print on roll-fed receipt paper; the MtP 400LP, a version with enhanced memory and graphics features for roll-fed label printing; the MtP 400SL, a slimline version that utilizes a convenient, drop-in cut sheet paper cassette with 100 page capacity. The printers are 802.11b, Bluetooth, and IrDA capable for wireless operation and are designed with a shock absorbing housing that will withstand repeated four-foot drops. The MtP400 will print approximately 500 six-inch labels or receipts per battery charge at a speed of 3.3 inches per second. An onboard fast battery recharge system can recharge the lithium ion battery pack in about 2 hours. The MtP 400 will retain up to 10 different form definitions for easy recall, making it possible to switch between varieties of label or document formats at the push of a button. The MtP 400 is compatible with a wide variety of handheld terminals and PDAs .