The R400 offers unrivalled power and clarity from a center channel speaker. The addition of two 6.5” turbine cone woofers and Polk’s unique X-Port technology means it delivers enormous yet balanced sound, ideal for the ultimate home theater system.
It is intended for the centre position of a compatible home-cinema system, where a dedicated speaker supports the screen-focused soundstage.
Its published format support makes it a practical match for a compatible AV system that is being planned around the listed cinema technologies.
| ITEM | DESCRIPTION |
| Main Features | |
| Dialogue-focused role | Built for the centre position in a home-cinema layout, where clear on-screen voices matter. |
| Cinema-format support | Supports the listed surround or immersive-audio formats for compatible AV systems. |
| Product-specific design | Uses the listed Polk engineering features to serve its intended role in the system. |
| Brand | Polk Audio |
| Model | R400CBK |
| Product type | Centre-Channel Speaker |
| DETAIL | VALUE |
| Product Specifications | |
| Brand | Polk Audio |
| Model | R400CBK |
| Product type | Centre-Channel Speaker |
| Woofer | The R400 offers unrivalled power and clarity from a center channel speaker. The addition of two 6.5” turbine cone woofers and Polk’s unique X-Port technology means it delivers enormous yet balanced sound, ideal for the ultimate home theater system. |
| Woofer 2 | Dual 6.5" Turbine Cone woofers |
| Tweeter | 1" Pinnacle Ring Radiator tweeter |
| Product feature 4 | X-Port for deep bass |
| Product feature 5 | Hi-Res Audio certified |
| Format support | Dolby Atmos & DTS:X compatible |
| Best Suited For | |
| Family TV rooms and dedicated cinemas requiring a stable, intelligible centre channel. | |
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