ESC POS Bluetooth Print Service The app allows you to try printing for 26 times, if you are satisfied with the performance and suits your needs, you need to buy the premium license to continue. Print directly to your Bluetooth Thermal Receipt printer From any Web Page. The app shows up in the "print" menu of your browser, or any other app which supports android print service. Print text and images from your device to your Bluetooth Thermal Receipt Printer. The app shows up under the "share"