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Boston Acoustics HSi 470T2

6-1/2" Stereo In-Ceiling Speaker

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$399.00 / ea

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  • In-ceiling Surround Sound Speakers



With dual woofer voice coils and both left- and right-channel inputs, the HSi 470T2 in-ceiling speaker delivers single-speaker stereo to hallways and other spaces. Designed for stunning sound and ease of installation, HSi 470T2 in-ceiling loudspeaker expands the realm of quality sound to create an audio system that pleases even the most critical ears.

  • Dual 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 NCBR6

Smart Features: 

Slim Bezel Design
Boston's unique Slim Bezel Design provides interior designers and consumers the look that blends with a room's destinctive design. Slim Bezel Design also offers an installer-friendly wide mounting flange to cover any imperfections in the cutout hole and magnetic grilles for easy finish work.

Boston Kortec® Tweeter
Boston's exclusive Kortec tweeter utilizes a silk-like dome backed by a stiff material to provide smooth high-frequency reproduction and stability at high volume levels. The tweeters also pivot to allow installers to aim the tweeter toward the prime listening position making speaker placement less restrictive
Rugged Pivoting Mounting Arms
All Boston custom speakers include pivoting mounting arms (or sometimes called "doglegs") that not only make installation a snap but also they are built to withstand the force imposed by even the most powerful screw guns.


Color White
Dimensions (WxHxD) 12-5/8" diameter (321mm)
Dimensions (WxHxD, metric) No
Dimensions (notes) No
Weight (lbs) -
Unit of measurement ea
Power Handling (Nominal) -
Frequency Response +/-3dB 60Hz-20kHz (±3dB)
Sensitivity (1W/m) 91dB
Terminals No
Impedance 8 ohms
Tweeter 1" (25mm) Kortec dome
Midrange Driver No
Woofer 6-1/2" (165mm) DCD copolymer
Crossover Frequencies 3200Hz
Crossover Type -


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