Polk Audio Reserve R400 - Centre Channel Speaker

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Crystal-Clear Dialogue and Seamless Front-Stage Performance The Polk Audio Reserve R400 Centre Channel Speaker is engineered to deliver exceptionally clear dialogue and precise vocal reproduction, making it the heart of a premium home theater system. Designed to perfectly complement Polk’s Reserve Series speakers, the R400 ensures every conversation, soundtrack, and...

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Polk Audio Reserve R400 - Centre Channel Speaker

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Overview
Technical Specification

Crystal-Clear Dialogue and Seamless Front-Stage Performance

The Polk Audio Reserve R400 Centre Channel Speaker is engineered to deliver exceptionally clear dialogue and precise vocal reproduction, making it the heart of a premium home theater system. Designed to perfectly complement Polk’s Reserve Series speakers, the R400 ensures every conversation, soundtrack, and cinematic detail is reproduced with outstanding clarity and realism. Its wide dispersion characteristics provide consistent performance across multiple seating positions, creating a truly immersive entertainment experience.

Advanced Driver Technology for Accurate and Dynamic Sound

Featuring Polk’s flagship 1-inch Pinnacle Ring Radiator Tweeter and dual 6.5-inch Turbine Cone woofers, the Reserve R400 delivers detailed highs, natural midrange reproduction, and powerful dynamics. The acoustically optimized cabinet incorporates Polk’s X-Port technology, which reduces unwanted turbulence and distortion while enhancing low-frequency performance. This advanced engineering results in clean, balanced sound that keeps dialogue intelligible even during the most demanding action scenes.

Product Highlights:

Design Type: 2-Way Centre Channel Speaker

Tweeter: 1-Inch Pinnacle Ring Radiator Tweeter

Woofers: Dual 6.5-Inch Turbine Cone Drivers

Acoustic Technology: X-Port Anti-Resonance Port System

Frequency Response: 55 Hz – 50 kHz

Frequency Response (-3 dB): 72 Hz – 38 kHz

Sensitivity: 89.5 dB

Nominal Impedance: 8 Ohms

Minimum Impedance: 3.8 Ohms

Recommended Amplifier Power: 20 – 200 Watts

Crossover Frequency: 2700 Hz

Cabinet Construction: Acoustically Inert MDF Enclosure

Binding Posts: Gold-Plated 5-Way Binding Posts

Finish: Black

Dimensions (W × H × D): 610 x 196 x 337 mm

Weight: 14.51 kg

Use Case: Home Theater Centre Channel, Movie Dialogue Reproduction, Multi-Channel Surround Systems

Key Benefit: Delivers Reference-Level Dialogue Clarity and Tonal Matching for High-Performance Home Theater Installations

Features & Specifications
GENERAL
Model	Polk Audio Reserve R400
Speaker Type	2-Way Center Channel Speaker
Enclosure Type	Rear Ported with X-Port Technology
DRIVER COMPLEMENT
High Frequency Driver	1" Pinnacle Ring Radiator Tweeter
Mid/Bass Drivers	2 × 6.5" Turbine Cone Woofers
Driver Technology	Turbine Cone & Pinnacle Transducer Technology
AUDIO PERFORMANCE
Frequency Response	55Hz – 50kHz
Frequency Response (-3dB)	70Hz – 38kHz
Sensitivity	89.5 dB
Nominal Impedance	8 Ohms
Minimum Impedance	3.8 Ohms
POWER HANDLING
Recommended Amplifier Power	20 – 200 Watts
Power Handling	Up to 200 Watts
DESIGN & BUILD
Cabinet Construction	Acoustically Optimized MDF Cabinet
Magnetic Grille	Yes
Finish Options	Black, White
DIMENSIONS & WEIGHT
Dimensions (W × H × D)	648 × 196 × 343 mm
Weight	14.5 kg