I got this one, which is a MW-JSL2.5G-4L, otherwise known as the Changwang “v2” (it has a green PCB, single HDMI, single VGA, two USB), same as @yxman has as “box2” in their post.
Edit: Could it be BIOS related? I'm running version 2.22.1282 (says at the bottom of the BIOS) and my PCM FW...