JET BLACK LIMITED EDITION Midea U Shaped Window Air Conditioner for Bedroom – 6000 BTU, Smart Control, Inverter Technology – Room Darkening Side Vents – Ultra Quiet Innovative Window-Friendly Design

It's almost certainly a black Midea U-Shaped unit. The older units used to have the Midea logo down at the bottom like you can kind of see that unit has. I can't find a picture of an older black unit, but I can find a picture of the white version that has the logo where it is in your picture. https://www.amazon.com/LIMITED-Midea-Shaped-Conditioner-Bedroom/dp/B0GL6LJFVM/ Here is a picture of the older style unit in white with the logo at the bottom like in your picture: