Drivers for Eltron p310c and Brother PTouch 2500pc
P-touch Editor shows an error message "This application is incompatible with the AirPrint printer driver. Select the CUPS printer driver. Check the FAQ for details." (For OS X v10.8.x or greater).
Brother P Touch - Etsy
Brother P-Touch PC Label Printer Software - Free download and software reviews - CNET Download