Bose S1 Pro Owner's Manual page 15

System Setup
Mono / Daisy-Chain
Link two S1 Pro systems together in mono by using a TRS ¼" cable. Take the line out of the primary unit
and plug it into the secondary S1 Pro system. Turn the channel volume up until both units are at desired
volume.
1 2 3 1 2 3
SIGNAL SIGNAL SIGNAL SIGNAL SIGNAL SIGNAL
Note: On secondary units, set ToneMatch® and reverb to off and leave tone controls at center detent
position.
Owner's Guide - 15