Nagra is a Swiss brand of portable audio recorders first introduced in 1951. In 1997, the company expanded into new markets by launching a range of high-end equipment designed for the audiophile community.

https://en.wikipedia.org/wiki/Nagra

The Nagra VI

https://thumb.wikimedia.org/wikipedia/commons/thumb/3/3e/Nagra_VI_in_CamRade_bag.jpg/1280px-Nagra_VI_in_CamRade_bag.jpg

As for the top unit:

The first stereo analog recorder in Nagra’s range. An icon among sound recordists, film and record producers. The unique texture of a Nagra IV-S is still unparalleled and some demanding customers still use it today.

Nagra IV-S

https://www.nagraaudio.com/wp-content/uploads/2019/11/1971-IV-S-Version-IV-2-2048x1402.jpg

Note: I know absolutely zippo about this brand or their products, but wanted to add a whiff of context for those curious...