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Boston Acoustics HSi 455W2

2-Way 5-1/4" LCR In-Wall Speaker

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$449.00 / ea

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  • Using In-wall Speakers



With dual woofers, the HSi 455W2 in-wall LCR speaker is ideally-suited to be the center-channel speaker in a Hidden Theater™ system, but it’s versatile enough — and accurate enough — to play any position effortlessly. Designed for stunning sound and ease of installation, the HSi 455W2 in-wall LCR loudspeaker expands the realm of quality sound to create an audio system that pleases even the most critical ears.

  • 1-inch Boston designed Kortec tweeter
  • Dual 5-1/4-inch copolymer woofers
  • 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 NCBTL5
Nominal Impedance
8 ohms
Crossover Frequency
Mounting Depth (from surface)
2 3⁄4" (70mm)
Bass Unit
Dual 5 ¼ “ copolymer
Recommended Amplifier Power
10-125 watts
Frequency Response (±3dB)
Sensitivity (1 watt (2.83v) at 1m)
1" (25mm) Kortec dome
External Dimensions
15-5⁄8 x 9 x 2-3⁄4" (397 x 229 x 70mm)
Mounting Hole Cutout
14-1⁄4 x 7-5⁄8" (361 x 193mm)



Color White
DLNA Certified No
Dimensions (WxHxD) No
Dimensions (WxHxD, metric) No
Dimensions (notes) No
Weight (lbs) -
Unit of measurement ea
Power Handling (Nominal) -
Frequency Response +/-3dB 65Hz-20kHz (±3dB)
Sensitivity (1W/m) 89dB
Terminals No
Impedance 8 ohms
Tweeter 1"
Midrange Driver No
Woofer Dual 5 ¼ “ copolymer
Crossover Frequencies 2500Hz
Crossover Type -


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