Vizio S2121w-D0 - Quickstart Guide - Manual (Page 7)

5
FIRST-TIME SETUP
Place the Sound Stand on a flat, stable level surface.
VIZIO recommends that you first place your TV alongside the
Sound Stand so that you have access to the connection ports.
1
Important: The Sound Stand is designed to hold TVs
up to 55” in size with a weight of up to 60lbs. The TV
base should not be larger than 12.5” by 14”.