Home Audio Polk Audio Polk Reserve Series R400 Large Center Channel Louds…

Polk Audio - Polk Reserve Series R400 Large Center Channel Loudspeaker, New 1" Pinnacle Ring Tweeter & Dual 6.5" Turbine Cone Woofers - Black

Price range: $699
Brand: Polk Audio
Category: Audio
A pair of Polk Audio headphones featuring 6.5 inches drivers, 36 Hz–50 kHz frequency response, and 4Ω impedance.
PQS: 95 (computed 2026-03-14 07:04:56.949833+00:00)
GTIN-14: 00747192132040
Polk Audio - Polk Reserve Series R400 Large Center Channel Loudspeaker, New 1" Pinnacle Ring Tweeter & Dual 6.5" Turbine Cone Woofers - Black

Key specs

A human-friendly subset of specs (non-null)
Driver
6.5 inches
Frequency response
36 hertz - 50 kilohertz
Impedance (ohms)
4
Wireless (BT/WiFi)
No

Offers

Retailer SKU Price Stock Offer Last seen
Best Buy 6465719 699.0 USD In stock View offer → 2026-03-14 02:25:03.672907+00:00

Recent price history (50)

Retailer Price Stock Seen at
bestbuy 699.0 USD In stock 2026-03-14 02:25:03.672907+00:00
bestbuy 699.0 USD In stock 2026-03-13 02:34:06.177283+00:00
bestbuy 699.0 USD In stock 2026-03-12 02:26:22.162881+00:00
bestbuy 699.0 USD In stock 2026-03-11 02:23:59.767488+00:00
bestbuy 699.0 USD In stock 2026-03-10 02:34:43.228890+00:00
bestbuy 699.0 USD In stock 2026-03-09 02:33:27.353278+00:00
bestbuy 699.0 USD In stock 2026-03-06 05:59:48.636220+00:00

Full specs

Show full spec table
Driver6.5 inches
Frequency response36 hertz - 50 kilohertz
Impedance (ohms)4
Wireless (BT/WiFi)No
Reconciled at2026-03-06 10:20:22.157613+00:00
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Debug data (expand)
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Raw brandPolk Audio
Raw categoryBest Buy > Home Audio & Speakers > Home Audio > Speakers > In-Wall & In-Ceiling Speakers > In-Wall Speakers
Canonical highlights (non-null)
core.title Polk Audio - Polk Reserve Series R400 Large Center Channel Loudspeaker, New 1" Pinnacle Ring Tweeter & Dual 6.5" Turbine Cone Woofers - Black
core.seo_title Polk Audio Reserve R400
audio.driver 6.5 inches
audio.wireless No
audio.technology Dolby Atmos
audio.impedance_ohms 4
audio.hi_res_certified True
audio.frequency_response 36 hertz - 50 kilohertz
brand Polk Audio
model Reserve R400
gtin14 00747192132040
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category audio
physical.depth_in 13.8
physical.width_in 24.2
physical.height_in 7.8
physical.weight_kg 14.88
physical.dimensions_in 7.8 x 24.2 x 13.8 in
certifications.energy_star True
schema_version 1
BestBuy raw specs (pretty)
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Newegg raw specs
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