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Klipsch Reference RB-51 II 5.25" 300W Bookshelf Home Speakers - Black, (pair)

Klipsch Reference RB-51 II 5.25" 300W Bookshelf Home Speakers - Black, (pair)

Sorry, this product has been discontinued.

Klipsch Reference RB-51 II 5.25" 300W Bookshelf Home Speakers - Black, (pair)

The Klipsch RB-51 II Bookshelf Speaker, finished in elegant black ash woodgrain vinyl, combines advanced technology with sleek design. Featuring a 1" titanium diaphragm compression driver mated to a 90° x 60° square Tractrix® Horn, it delivers precise, clear, and powerful high frequencies. The 5.25" Cerametallic™ cone woofer ensures tight, musical bass, enhanced by a rear-firing port for exceptional bass performance. With a frequency response of 50Hz-24KHz, 75W RMS power handling, and 92dB sensitivity, this speaker offers dynamic range and controlled directivity for a lifelike soundstage. Ideal for audiophiles seeking high efficiency and flat frequency response, the RB-51 II is a testament to Klipsch’s commitment to superior sound quality.

  • Fills medium-sized rooms with dynamic sound reproduction
  • Highly efficient design produces more output using less energy
  • Accurate, non-fatiguing sound
  • Plays louder with less distortion than the competition
  • Enhanced 1" titanium Linear Travel Suspension horn-loaded tweeter
  • 5.25" high-output Cerametallic woofer
  • Dimensions: 11.4" H x 6.5" W x 10.75" D
  • Keyhole bracket for easy wall mounting
  • Dual threaded inserts for use with third-party stands
  • Beautiful wood-grain vinyl cabinet

SPECIFICATIONS

  • Frequency Response: 50Hz-24KHz ± 3dB
  • Power Handling: 75W RMS / 300W Peak
  • Sensitivity: 92dB @ 2.83V / 1m
  • Nominal Impedance: 8 ohms compatible
  • High Frequency Drivers: 1” (2.54cm) Titanium diaphragm compression driver mated to 90° x 60° square Tractrix® Horn
  • High Frequency Crossover: 1500Hz
  • Low Frequency Drivers: 5.25” (13.3cm) Cerametallic™ cone woofer
  • Inputs: Single binding posts
  • Enclosure Type: Bass-reflex via rear-firing port
  • Height: 11.4” (28.9cm)
  • Width: 6.5” (16.5cm)
  • Depth: 10.7” (27.2cm) with grille
  • Mounting: Keyhole bracket and dual 1/4”-20 threaded inserts
  • Weight: 20.9lbs (9.5kg) per pair
  • Finish: Black Ash woodgrain vinyl

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If a product description on this site directed you to this page, the warning for this item is:

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Who is this message intended for?

Customers with a California billing or ship to address.

Why are you seeing the message now?

California implemented new guidelines for Proposition 65 warnings, effective August 30, 2018. These guidelines were applied to make the warnings more clear and reasonable.

Where can you get more information about Proposition 65?

Learn more from the California Office of Environmental Health Hazard Assessment (OEHHA) site here.