This unit come from an auction, it turns on, We didn't tested all functions, comes with power adapter and 8 channel snake audio output.

Take your video production to the next level with the AJA Io 4K Plus Professional Video I/O. This capture dock features 4 inputs, including HDMI 2.0 and various SDI options, allowing for a range of video formats from UHD to SD. With a compact console/tabletop form factor, this device offers 4K resolution and down conversion capabilities.

Connectivity options include 12G-SDI, HD-SDI, HDMI, SDI, 3G-SDI, audio, and serial (RS232). Measuring at 1.65" in height and 8.74" in width, this device weighs 3.4 lbs and is the perfect addition to your video production and editing workflow.