...The ESL management software enables you to manage your electronic shelf labels. It accomplishes this by maintaining a database with the credentials of each ESL and the last image that was sent to it. When you choose the image to be displayed on the ESL and hit the "Send Image To ESL" button, the software encrypts that image, sends it to the specified ESL over Wi-Fi using the UDP protocol, and then saves it to the database.
An electronic shelf label is a device that displays relevant product information, they're usually attached to the front edge of retail shelving. ...