Vizio S2121w-D0 - Quickstart Guide - Manual (Page 5)

3
Power Port
Service*/USB Port
Service Port/USB In
OPTICAL (4)
Digital Optical Audio In
DIGITAL (3)
Coaxial In
AUX (1)
Analog Audio In
AUX (2)
Analog Audio In
120V~/60Hz 60W
Back of Sound Stand
120V~/60Hz 60W