Pioneer S-IC621D Specifications

Sporting a varied range of driver sizes and application solutions, these models
challenge industry convention with benchmark entry-level performance and build
quality that redefine the capabilities of a no-frills speaker. From the inside out,
these baseline models showcase Pioneer's engineering prowess in its purest form.
S-IC631-LR
6.5  In-Ceiling Speaker
S-IC621D
6.5  In-Ceiling Dual
Voice Coil Speaker
Sold Individually
S-W301
8  Powered Subwoofer
150W Power Output
(Speaker grille included)

SPeaker FeatureS

1" Pivoting Soft Dome Tweeter
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Polypropylene Woofer
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Three-Position Treble Contour Control
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Phase Control Design
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Thermal Resetting Protection Circuit
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8 Ohm Impedance*
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100 Watt Power Handling**
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In-wall LCR Fits Within Standard 16"
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Stud Spacing
6.5" and 8" Humidity Resistant
›
Single-Point Stereo Options
Specifications and design subject to change without notice. All product sold in pairs unless noted otherwise. PIONEER, ELITE, and the Pioneer and Elite logos are registered trademarks of Pioneer Corporation.
*All products feature an 8-ohm impedance except the S-IW531L In-wall LCR. **Except for S-IC621D and S-IC821D In-ceiling Dual Voice Coil models.
designed for indoor use only.
Pioneer Architectural Loudspeakers
S-IC831-LR
8  In-Ceiling Speaker
S-IC821D
8  In-Ceiling Dual
Voice Coil Speaker
Sold Individually
S-W501
10  Powered Subwoofer
#
170W Power Output
(Speaker grille included)
With proven engineering and design efforts previously only found in top tier lines, Andrew Jones and
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team completely engineered these new models from the ground up with a 1" soft dome tweeter,
polypropylene woofer, crossover network, and magnet structure built to Pioneer's notoriously strict
quality standards. A high power handling capability and frequency response up to 30kHz speaks
testament to their design and makes these models ideal for keeping up with the demands of the latest
theatrical and musical content
Two models feature a
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performance for music whether in a bathroom, a hallway or kitchen making these ideal for those
who want additional sound capabilities for entertaining or whole-house listening
An LCR built to fit within standard 16" stud spacing, completes the home theater capabilities of this line-up
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Minus the LCR, all of the in-wall and in-ceiling models possess a dependable
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for added peace of mind when partnering with amplification in single- or multi-zone applications
These models offer
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tastes or room environment
With internal
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reduce the need for return visits to replace damaged speakers
When working in concert with its category-leading lines of audio and video products, this new Pioneer
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line-up offers a home entertainment experience currently unmatched by any one, single manufacturer
S-IW631-LR S-IW831-LR
6.5  In-Wall Speaker 8  In-Wall Speaker
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humidity resistant dual voice coil design which provides single-point stereo
treble contour control capabilities to tailor high frequency output to a clients
Thermal Resetting Protection Circuitry these models offer greater reliability and
S-IW531L
5.25  In-Wall LCR Speaker
Sold Individually
S-W601
1 2  Powered Subwoofer
#
180W Power Output
(Speaker grille included)
†
8-Ohm impedance rating
#
RMS measured @ 100 Hz. † S-IC621D and S-IC821D are