The HSi 475 in-wall speaker combines sonic accuracy with remarkable value. Your favorite movies and music will play loud, long and distortion free, and you’ll give up nothing in the way of living space. Designed for stunning sound and ease of installation, HSi 475 in-wall loudspeaker expands the realm of quality sound to create an audio system that pleases even the most critical ears.

• 1-inch Boston designed Kortec tweeters
• 6 1/2-inch Boston Deep Channel® woofer
• Easy-install features for existing walls or ceilings
• Paint-ready surface allows you to match your wall or ceiling finish
• Reduced Bezel Design for seamless integration with the wall or ceiling
• Magnetic grilles for easy installation
• Optional new construction bracket NCB6

Recommended Amplifier Power
10-125 watts
Nominal Impedance
8 ohms
Frequency Response (±3dB)
52Hz-20kHz
Mounting Depth (from surface)
3-1⁄2"(89mm)

Bass Unit
6-1/2" (165mm) cast DCD copolymer
Crossover Frequency
2500Hz
Sensitivity (1 watt (2.83v) at 1m)
89dB
Tweeter
1" (25mm) Kortec dome
External Dimensions
11-9/16 x 8-13/16 (294 X 224 mm)

Mounting Hole Cutout
10 x 7-3⁄8" (254 x 187mm)