What is this device used for? 1999 Home

[bdonohue (Benjamin Donohue, HI8236)]

[lkage (Larry Kage, CMI)]

Low voltage lighting on stairs, walkways or such?

[cevans (Chuck Evans, CMI)]

Cable pass through for wall mounted TV?

Need some context for the photo.

[rlewis5 (Roy Lewis, CERTIFIED MASTER INSPECTOR RETIRED)]

@cevans

Cable pass through

Yep!..