Polk Audio Reserve R400 [Unit]

₹ 90000.00 Sale

Polk Audio Reserve R400 – Centre Channel Speaker (Unit)

The Polk Audio Reserve R400 is a high-performance centre channel speaker designed for clear dialogue, detailed vocals and precise home cinema reproduction. It combines Polk's 1-inch Pinnacle Ring Radiator tweeter with dual 6.5-inch Turbine Cone drivers and dual X-Port technology, providing a wide soundstage, natural midrange and controlled bass that integrates seamlessly with Reserve Series speakers.

Key Features

  • 1" Pinnacle Ring Radiator Tweeter: Delivers clear, detailed high-frequency reproduction with wide dispersion for consistent sound across the listening area.
  • Dual 6.5" Turbine Cone Drivers: Polk's Turbine Cone design increases rigidity while maintaining low mass for natural vocals, detailed midrange and controlled bass.
  • Dual X-Port Technology: Polk's Eigentone Filter system helps reduce unwanted port and cabinet resonances for cleaner low-frequency reproduction.
  • Dedicated Centre Channel Design: Optimised for dialogue, vocals and centrally positioned movie effects in a multichannel system.
  • Hi-Res Audio Certified: Extended high-frequency performance supports detailed reproduction of high-resolution audio content.
  • Premium Cabinet Construction: Carefully braced enclosure helps minimise unwanted resonances and cabinet colouration.
  • Timbre-Matched: Designed to integrate with Polk Reserve Series speakers for a consistent front soundstage.
  • IMAX Enhanced Certified: Suitable for high-performance IMAX Enhanced home cinema systems.
  • Magnetic Grille: Removable grille provides a clean appearance with minimal acoustic interference.

Technical Specifications

Product Type Passive Centre Channel Speaker
Series Polk Audio Reserve
Design 2-Way Centre Channel Speaker
Tweeter 1 × 1" (25.4mm) Pinnacle Ring Radiator
Mid / Bass Drivers 2 × 6.5" (165.1mm) Turbine Cone
Total Frequency Response 48Hz – 50kHz
Frequency Response (-3dB) 67Hz – 36kHz
Sensitivity 89dB (2.83V / 1m)
Nominal Impedance 4Ω
Minimum Impedance 3.8Ω
Recommended Amplifier Power 70 – 200W
Crossover Frequency 2.5kHz
Bass Technology Dual X-Port with Eigentone Filters
Speaker Connections 5-Way Binding Posts
Hi-Res Audio Certified Yes
IMAX Enhanced Certified Yes
Dimensions (W × H × D) 615.7 × 197 × 350mm
Weight 14.2kg
Quantity Single Unit

System Integration

The Reserve R400 is designed primarily as the centre channel in a Polk Reserve home cinema system. Its dual 6.5-inch Turbine Cone drivers provide strong vocal and midrange presence, while the Pinnacle Ring Radiator tweeter delivers detailed high-frequency reproduction. It can be paired with Reserve floorstanding or bookshelf speakers to create a cohesive and timbre-matched front soundstage.

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