The Brother Ql-820NWB is a professional label printer offering MFi Bluetooth wireless, Ethernet, Wi Fi and Usb host connectivity. It prints up to 110 standard address labels per minute at 300 dpi, uses Brother Dk drop-in paper labels with no ink or toner, and includes a monochrome Lcd for standalone use. Mobile printing, an optional Li-ion battery and free SDKs make it easy to deploy.