What are the dimensions?

Dimensions: 6.81” x 31.13” x 14.46”

What is the difference between this and the 450C, besides it being a few years newer?

They redesigned the tweeter. The tweeter is now vented and the horn shape was refined, both to provide a more clearly defined high end.

How does this compare to the sound quality of the rp-450c? it appears that the only difference is the vented tweeter and trim. $200 worth?

Might be some subtle differences, very unlikely you can distinguish from both.

Does the speaker only sit flat or can it be angled up 20 or 30° if it's placed lowered towards the floor? My old center channel speaker has a 2-in sta

My center channel speaker sits on my floor and is angled to be at ear level,thats what I have read, works good for my listening . I used spacers to get correct angle.

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RP-504C Reference Premiere Center Channel Speaker (Ebony)

Product ID: 78840811

Details

Audio Output Mode
Stereo
Brand
Klipsch
Connectivity Technology
Coaxial
Mounting Type
Wall Mount
Speaker Maximum Output Power
25 Watts

🎯90° x 90° Tractrix horn for precise sound dispersion

🔊Four 5.25" Cerametallic woofers for deep, efficient bass

⚙️Dual-layer copper-wound voice coil for low distortion

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Description

🎬 Elevate your home theater with the RP-504C — where every word and note commands attention.

BUILT TO IMPRESS LAST - Furniture-grade ebony wood cabinet combines durability with elegant aesthetics for a premium home theater centerpiece.
WIDE SWEET SPOT LISTENING - Massive 31" width and advanced horn design provide consistent sound quality even off-center.
POWERFUL DISTORTION FREE BASS - Four proprietary Cerametallic woofers with copper voice coils ensure punchy, efficient low frequencies.
CRISP CLEAR DIALOGUE EVERY TIME - Hybrid Tractrix horn and vented titanium tweeter deliver smooth, lifelike highs with minimal resonance.
EFFORTLESS INTEGRATION EFFICIENCY - 90+ dB sensitivity and 8-ohm impedance make it easy to drive with most AV receivers, maximizing your system’s power.

The Klipsch RP-504C Reference Premiere Center Channel Speaker in Ebony features a 90° x 90° Tractrix horn with a vented titanium tweeter for smooth, detailed highs, paired with four 5.25" Cerametallic woofers for powerful, distortion-free bass. Its wide 31" cabinet ensures consistent sound off-axis, making it ideal for immersive home theater dialogue and music clarity. Built with premium wood materials and advanced acoustic engineering, it offers high efficiency and durability, backed by a 5-year warranty.

Specifications

ASIN	B07G3B5W8Y
Additional Features	Waterproof
Antenna Location	For Surround Sound Systems
Audio Driver Size	5.25 Inches
Audio Driver Type	Dynamic Driver
Audio Output Mode	Stereo , Surround
Best Sellers Rank	#35,493 in Electronics ( See Top 100 in Electronics ) #20 in Center-Channel Speakers
Brand	Klipsch
Built-In Media	Klipsch RP-504C Center Channel Speaker (Ebony)
Color	Ebony
Compatible Devices	Home Theater
Connectivity Protocol	wired
Connectivity Technology	Coaxial
Control Method	Remote
Controller Type	Corded Electric
Customer Package Type	Standard Packaging
Customer Reviews	4.8 out of 5 stars 941 Reviews
Enclosure Material	Wood
Global Trade Identification Number	00743878035773
Impedance	8 Ohms
Is Waterproof	false
Item Dimensions D x W x H	14.46"D x 31.13"W x 6.81"H
Item Weight	39.7 Pounds
MP3 player	No
Manufacturer	Klipsch
Material	Wood
Model Name	RP-504C Ebony
Model Number	1065810
Mounting Type	Wall Mount
Number of Audio Channels	5.1
Number of Items	1
Power Source	ac
Series Number	26222
Speaker Maximum Output Power	25 Watts
Speaker Size	5.25 Inches
Speaker Type	Center Channel
Specific Uses For Product	Home entertainment systems
Subwoofer Connectivity Technology	Wired
Subwoofer Diameter	5 Inches
UPC	743878035773
Unit Count	1.0 Count
Warranty Description	5 year manufacturer warranty
Warranty Type	Limited
Water Resistance Level	Not Water Resistant
Woofer Diameter	5.25 Inches

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