4 - English
About your Virtually Invisible
®
891
or 691 in-wall speakers
The Bose
®
Virtually Invisible
®
891 or 691 in-wall speakers
provide s uperior performance for built-in stereo
music listening.
Unpacking
Carefully unpack the carton and confirm that the following
parts are included:
Virtually Invisible
®
891
speakers
Virtually Invisible
®
691
speakers
Two speakers Two speakers
Two speaker grilles Two speaker grilles
Template Template
Note: If part of the system is damaged, do not use it. Contact
your authorized Bose
®
dealer or Bose customer service.
Refer to the contact sheet in the carton.
Recommended tools
You may need the following tools to complete installation:
Phillips-head screwdriver Cutting tool
Power drill Safety goggles
Speaker wire requirements
Gauge Maximum Length
18 AWG (0.82 mm
2
) 20 ft. (6 m)
16 AWG (1.3 mm
2
) 30 ft. (9 m)
14 AWG (2.1 mm
2
) 50 ft. (15 m)
12 AWG (3.3 mm
2
) 90 ft. (27 m)
• Allow enough wire from the wall to wire the speakers
before installing.
• Strip ½ in. (13 mm) of insulation at each end of both wires.
• Please check your local building codes and use only the
correct type of wire required for in-wall installation.
• For information on installing speaker wire, consult a
professional electrician or audio/video installer.
Placement guidelines
For optimal performance, install the speakers in positions
similar to the diagram below:
Notes:
• Use a stud finder to ensure the speaker hole is at least 4¾
in. (12 cm) away from a joist.
• Mount these speakers in wood frame or similar construction
only. Bose recommends installing these speakers only in
wood frame or similar wall construction with adequately
spaced studs, as found in 2 x 4 construction.
Placement in unfinished construction
If you are planning installation in unfinished construction,
purchase the Bose rough in kit. See “Accessories” on
page 7.
Introduction
4-6 ft.
(1.2 m -
1.8 m)
4-6 ft.
(1.2 m -
1.8 m)
5 ft. (1.5 m)
minimum
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