The Aidio DJ-3399K single board computer is a powerful option for creating a custom commercial display. The 3.5-inch motherboard runs Android 7.1, and has dynamic multimedia processing abilities, with plenty of onboard interface options, like Gigabit Ethernet and HDMI 2.0 that supports full-HD 60Hz displays. It also offers up plenty of port options, like USB-C, a TF card slot, and a MIPI camera interface.