The M4L2 stands for power, reliability and ultimate mobility. Showcasing the industry's first high-performance WiFi radio module with Dual-Antenna Technology, best-in-class battery life and rugged design, the M4L2 is built to improve your bottom line by increasing efficiency Part Details: Mobile Label Printer - Printronix M4L2 - Direct Thermal - 203 dpi - 4.09'' Print Width - USB/Bluetooth - 4 ips. Includes Battery - USB Cable - Belt Clip