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Speaker FeatureS

Coherent Source Transducer (CST) Technology

1.5” Aluminum Tweeter

Mica-Filled IMPP Woofer

Treble and Bass Contour Controls

Phase Control Design

Thermal Resetting Protection Circuit

8 Ohm Impedance

120 Watt Power Handling

Architectural Loudspeakers

Pioneer Coherent Source Transducer

For  home  theater  or  multi-room  audio  applications  that  demand  an  increasing 
level  of  performance  beyond  that  offered  by  pivoting  driver  designs,  pioneer’s 
Coherent Source transducer (CSt) line offers demonstrable sound performance 
benefits previously only found in our professional and eX products. this series 
provides a dynamic entertainment experience for those who seek affordable high-
end performance.

Specifications and design subject to change without notice.  

All in-wall and 

in-ceiling speakers sold in pairs. 

PIONEER, ELITE, and the Pioneer and Elite 

logos are registered trademarks of Pioneer Corporation.
*RMS measured @ 100 Hz.

Incorporation›of›Pioneer’s›

newly designed CST driver technology 

inspired›by›our›

award-winning›professional›and›EX›Series›products.›Using›this›driver›technology,›
installation›professionals›will›benefit›from›a›wider›“sweet›spot”›and›more›uniform›
room›coverage›for›both›home›theater›and›background›listening›applications

The›two-way,›full-range›designs›are›outfitted›with›high›grade›materials›including›a›

Mica-filled IMPP woofer cone 

and›a›

1.5” aluminum tweeter 

which›allow›the›speaker›

to›output›frequencies›up›to›40kHz›in›order›to›more›accurately›reproduce›the›next-
generation›lossless›audio›formats

Treble and bass contour controls 

allow›installation›professionals›to›customize›the›

listening›experience›for›their›customers›and›their›environment

With›internal›

Thermal Resetting Protection Circuitry 

these›models›offer›greater›

reliability›and›reduce›the›need›for›return›visits›to›replace›damaged›speakers

A›dependable›

8-Ohm impedance 

rating›helps›ensure›stable›loads›are›placed›on›

amplification›sources›in›single-›or›multi-zone›applications

Fitted›to›match›its›premium›audio›and›video›products,›Pioneer›developed›the›

CST›speaker›line›to›bring›consumers›that›much›closer›to›the›ultimate›home›
entertainment›experience

S-IW651-LR

6.5 In-Wall CST Speaker

S-IW851-LR

8 In-Wall CST Speaker

S-IC651-LR

6.5 In-Ceiling 

CST Speaker

S-IC851-LR

8 In-Ceiling

CST Speaker

(Speaker grille included)

S-W601

 12 Powered Subwoofer

180W Power Output*

S-W301

 8 Powered Subwoofer

150W Power Output*

(Speaker grille included)

(Speaker grille included)

S-W501

 10 Powered Subwoofer

170W Power Output*

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