A towering achievement in a bookshelf design, the Reference Series RB-81 II is a force to be reckoned with. It provides unrivaled music and movie performances to those who demand the very best, but don’t have the room to accommodate a floorstanding speaker.

• Top bookshelf speaker in Reference Series line
• Ideal for audiophiles who don’t have room for a floorstander
• Fills larger rooms with lifelike music and movie performances
• Highly efficient design produces more output using less energy
• Accurate, non-fatiguing sound provides hours of listening pleasure
• Plays louder with less distortion than the competition
• Dynamic 1" titanium horn-loaded tweeter, 8" high-output woofer
• Dimensions: 19" H x 9.25" W x 12.3" D
• Dual threaded inserts for use with third-party stands
• Beautiful wood-grain vinyl cabinet

The RB-81 II is complete with our proprietary Tractrix® Horn technology  which produces a unique combination of precision, clarity and effortless power.  Finished in a beautiful light cherry or black woodgrain vinyl veneer, the RB-81  II is guaranteed to complement any décor.

The RB-81 II is complete with our proprietary Tractrix® Horn technology which produces a unique combination of precision, clarity and effortless power. Finished in a beautiful light cherry or black woodgrain vinyl veneer, the RB-81 II is guaranteed to complement any décor.

New and Improved

Now in its fifth generation, Reference II speakers boast enhanced features, including re-engineered drivers and a new crossover system, to capture your attention and excite your emotions. In addition to the improved sound quality, the look of “big sound” has been redefined throughout the line with sophisticated cabinetry, refreshed logos and rounded feet.

Four Laws of the Klipsch Universe

Beginning in 1946, company founder, Paul W. Klipsch believed four principles to be the foundation for great sound. Together, these four design principles—high efficiency with low distortion, controlled directivity, flat frequency response, and wide dynamic range—have and always will be the foundation for our stunningly powerful and precise sound.

Tips and Tricks

For helpful tips and additional speaker information visit our online FAQs.

Features

• Every Reference speaker utilizes our Tractrix® Horn technology for lifelike sound, more output using less energy, improved reliability, reduced distortion and a large soundstage with well-defined imaging.
• Our light, yet rigid Cerametallic woofer cones feature specially treated aluminum to help better dampen and prevent distortion.
• Titanium tweeter with linear travel suspension—trickle-down technology from our flagship Palladium Series—provides an open, natural sound, making you feel as if you’re in the studio with the recording artist or on the set of a film.
• Enhanced crossover frequencies offer smoother on-axis and off-axis integration.

• BUILT FROM: 2010
• DEPTH: 12.3" (31.2cm) with grille
• ENCLOSURE TYPE: Bass-reflex via front-firing port
• FINISHES: Black Ash & Cherry woodgrain vinyl
• FREQUENCY RESPONSE: 44Hz-24KHz ± 3dB
• HEIGHT: 19" (48.4cm)
• HIGH FREQUENCY CROSSOVER: 1400Hz
• HIGH FREQUENCY DRIVER: 1" (2.54cm) Titanium diaphragm compression driver mated to 90° x 60° square Tractrix® Horn
• INPUTS: Dual binding posts / bi-wire / bi-amp
• LOW FREQUENCY DRIVER: 8" (20.3cm) Cerametallic cone woofer
• MOUNTING: Dual bottom mount 1/4"-20 threaded inserts
• NOMINAL IMPEDANCE: 8 ohms compatible
• POWER HANDLING: 150W RMS / 600W Peak
• SENSITIVITY: 97dB @ 2.83V / 1m
• WEIGHT: 27.5lbs (12.5kg)
• WIDTH: 9.3" (23.5cm)