The Zebra GC420d is a direct thermal label printer with a maximum resolution of 203 x 203 DPI, ideal for creating high-quality labels. This model comes with connectivity options including Serial (RS-232C), Parallel (IEEE 1284), and USB 2.0, providing flexibility in how it can be integrated into various systems. The printer is part of the Zebra GC product line and includes a power supply for convenient use. Perfect for businesses needing reliable label printing capabilities, the Zebra GC420d offers efficient performance and easy connectivity.