The Running of Imagine and its modules requires the below however as we cannot guarantee that the Imagine Platform will work with all hardware and browser combinations, it is recommend before choosing one of our devices that you carry out User Acceptance Testing.


A touch screen and/or a keyboard and mouse (with scroll wheel) combination are required.

  • Windows devices with a minimum screen resolution of (1024x768)
  • Android devices with a minimum screen resolution of (1024x768)
  • iPhone and Android phone/small screen devices are recommended as the minimum for K3 TOP.
  • iPad and Android tablets are recommended as the minimum for Order Ready Board and Order Status Display.

Approved for use URLs

The following URLs must be granted outbound access through any firewalls or proxies which are setup on the network.

  • .k3imagine.com
  • .k3rnd.com
  • .dddretail.com

White Listed IP address

In the event of email notifications failing to be delivered you may need to add the following IP to your white list - 149.72.233.183

For more details Email Receipt

Port Numbers

The following ports must be opened to allow traffic for certain apps and parts of Imagine to work.


  • HTTP Port 80
  • HTTPS Port 443


*For integrated card terminals there maybe additional requirements beyond these ports

Supported Browsers

Imagine is designed to work on the following browsers on Windows, Linux and OSX machines.

  • Edge (v83.0 or later)
  • Chrome (v80 or later)
  • Firefox (v61 or later)
  • Safari (v14 or later)
  • Opera (v67 or later)


The same browsers are supported on iOS, Android and Windows 10 Mobile however some functionality may be restricted, for example, iOS does not allow you to run the apps in full screen in browser. 

We cannot  provide minimum version numbers of these for mobile devices.

Although K3 provide version numbers we support on desktop machines we recommend for security purposes always enabling browser updates automatically and always running the latest version.

Network Capabilities

Imagine works like any other web page does on devices with a stable Wi-Fi or Ethernet connection. 

For devices connected to a mobile service we advise that 10Mb, 4G or better is preferred or a minimum of a 3G connection.

 *The rendering and performance of Imagine is based on the connection quality.