Monster MT-SB512DA User Manual page 16

Wireless Subwoofer
1
Rear
1. Connection port - use the cable at the woofer to connect to the woofer
port on the soundbar. Sound will now be played through the subwoofer.
For best sound experience, place the subwoofer on
the ground near the soundbar. The area of around the
subwoofer should be clear of any obstructions.
16 | CONTROLS AND CONNECTIONS
Illustration for reference only.