KLH Speakers

KLH is an audio company founded in 1957 as KLH Research and Development Corporation in Cambridge, Massachusetts, United States, by Henry Kloss, Malcolm S. Low, and Josef Anton Hofmann originally to produce loudspeakers. KLH was once the largest loudspeaker company in the world, employing over 500 people and shipping over 30,000 speakers a year to retailers and distributors throughout six continents.

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Stratton Sub $949 / $699

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KLH Model Five $3,750.00

The Model Five acoustic suspension speaker is known as one of the finest and most sought-after speakers for audiophiles, both new and seasoned. Our updated version of this classic speaker has real wood veneers, cast aluminum baskets, and uses acoustic suspension design principles made famous by founder Henry Kloss.

Iconic Mid-Century Modern Styling
Acoustic Suspension Design – The most accurate and linear enclosure design available today
Three-Position Acoustic Balance Control to tailor the loudspeaker’s output for the most difficult acoustic environments
Dedicated midrange driver to reproduce the critical mid-frequency band
Non-Resonant Die-Cast Aluminum Midrange & Woofer Frames
Die-Cast Aluminum Tweeter Faceplate
KLH cabinetry featuring a structurally reinforced ¾” MDF enclosure
Thirteen component network using high-quality iron-core inductors & Mylar capacitors
Each speaker includes its own 5° slant riser base made of powder-coated 14-gauge steel
Low-profile magnet attached grille
10-Year Warranty

Speaker Specifications

Frequency Response: 42Hz – 20,000Hz +/- 3dB
Low Frequency Extension: -10dB @ 32Hz
In-Room Sensitivity: 90.5dB @2.83V / 1M
Free-field Sensitivity: 87.5dB @ 2.83V / 1M
Power Handling: 200 Watts / 800 Watts Peak
Recommended Amplification: 20 Watts to 200 Watts
In-Room Maximum SPL: 112.3dB
Impedance: 6 Ohms (3.5 ohm minimum @140 Hz)
Horizontal Dispersion: 140° Degrees
Features: Three-Position Acoustic Balance Control
Crossover Frequency: MF: 380Hz (2nd Order Electro-Acoustic)
HF: 2,850Hz (2nd Order Electro-Acoustic)

High Frequency Driver: 1″ Aluminum Dome with Soft
Rubber Suspension
Mid Frequency Driver: 4″ Pulp-Paper Cone with Reverse
Roll Rubber Suspension
Low Frequency Driver: 10″ Pulp-Paper Cone with Reverse
Roll Rubber Suspension, 2″ Diameter
Flat-Wire Voice Coil

Enclosure / Acessories

Enclosure Material: Structurally Reinforced ¾” Medium
Density Fiberboard
Inputs: Five-Way Gold-Plated Binding Posts
Height: 34.25″ (87.0cm) w/ Included Riser Base
26.0″ (66cm) w/o Riser Base
Width: 13.75″ (35.0cm)
Depth: 13.0″ (33.0cm) w/ Included Riser Base
11.5″ (29.2cm) w/o Riser Base
Weight: 44Ibs. (20.0kg) w/o Riser Base
52Ibs. (23.6kg) w/ Included Riser Base
Included Accessories: 5° Slant Riser Base

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KLH Kendall $1,999.00

This stunningly beautiful floor-standing loudspeaker, aptly named after Kendall Square in Cambridge, Massachusetts, the birthplace of KLH, is our flagship electrodynamic 3-way bass-reflex loudspeaker. It features woven Kevlar drivers with powder-coated die-cast aluminum baskets, braided tinsel leads, custom-designed crossovers, an anodized aluminum tweeter with linear response faceplate, and much more, and all in real wood veneers. The Kendall loudspeaker effortlessly reproduces the artist’s original soundtrack recording with such astonishing natural detail and deep visceral bass, that you will swear you’re sitting at a live concert venue.

A 3-Way bass reflex system with 2 x 6.5” Woven Kevlar® bass drivers, 1 x 5.25” Woven Kevlar mid/bass driver, and a high performance 1” Anodized Aluminum tweeter with a linear response faceplate.
Butyl rubber surrounds and braided tinsel leads on all drivers.
REAL WOOD VENEERS – Black Oak, American Walnut. ¾” MDF construction featuring custom-designed internal low resonance driver chambers and bracing optimized through finite element analysis. Powder-coated die-cast aluminum driver baskets, featuring oversized magnets for superior control and output.
Brushed aluminum tweeter faceplate and driver fascia.
Dual 5-Way Binding Posts
Custom multi-element crossovers with high-grade components to ensure smooth and natural transition between drivers.
Black Satin MDF base for additional stability as needed.
Chrome-plated steel spikes OR rubber feet for proper decoupling.
Magnetic Grilles featuring a custom honeycomb design with NO visible fasteners for durability and a flawless appearance.

KLH Kendall Speaker Specifications

Frequency response 25Hz-23kHz.+/-3dB
Sensitivity 96dB.
Power handling 250 watts.
Components 2 x 6.5” Woven Kevlar bass drivers, 1 x 5.25” Woven Kevlar mid/bass driver,
1 high performance 1” Anodized Aluminum tweeter
Inputs Dual 5-Way Binding Posts
Enclosure Type Bass Reflex
Finishes Walnut Wood Veneer or Black Oak Wood Veneer
Impedance 8Ω.
Crossover points 800Hz and 2.5kHz.
Dimensions: 40” x 7.75” x 14.75” (H x W x D).
Weight: 48.7 lbs.

KLH_Concord_Floor_standing_Speakers_walnut

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KLH Concord $1,399.00

Named after Concord Avenue in Boston, the birthplace of KLH, this floor-standing speaker offers high performance and affordability. The Concord is a 2.5-way bass-reflex design, featuring woven Kevlar drivers, braided tinsel leads, custom-designed crossovers, and an anodized aluminum tweeter with a linear response faceplate. Internally braced with 3/4 MDF, the Concord can efficiently play deep bass that typically only comes from subwoofers. This attractive speaker comes in both European Walnut and Black Oak finishes. The Concord lives up to the fundamentals of KLH – audiophile performance at an amazing price.

A 2.5-Way bass reflex system with 2 x 6.5” Woven Kevlar® bass driver, and a high-performance 1” Anodized Aluminum tweeter with a linear response faceplate.
Butyl rubber surrounds and braided tinsel leads on all drivers.
Black Oak and European Walnut finish.
MDF construction featuring custom-designed internal low resonance driver chambers and bracing optimized through finite element analysis.
Stamped steel driver baskets, featuring oversized magnets for superior control and output.
5-Way Binding Posts
Custom multi-element crossovers with high-grade components to ensure smooth and natural transition between drivers.
Black satin MDF base for additional stability
Chrome-plated steel spikes OR rubber feet for proper decoupling.
Magnetic Grilles featuring a custom honeycomb design with NO visible fasteners for durability & a flawless appearance.

KLH Concord Speaker Specifications

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KLH Albany II $449.00

At apple tree, we invest the time and funds to find the best for our clients. This is why we offer the Albany ll, a bass reflex and an even more affordable version of award-winning Albany Bookshelf Speaker. It is a 2-way bass-reflex Bookshelf speaker, featuring woven a Kevlar driver, braided tinsel leads, custom-designed crossovers, an anodized aluminum tweeter with linear response faceplate, and much more. Available in European Walnut and Black Oak finishes, the Albany II speaker is sure to complement any décor, while filling your room with premium sound.

A 2-Way bass-reflex loudspeaker system with 1 x 5.25” Woven Kevlar® mid/bass driver, and a high performance 1” Anodized Aluminum tweeter with a linear response faceplate.
Butyl rubber surrounds and braided tinsel leads on all drivers.
Choice of Finishes: Black Oak and European Walnut.
¾” MDF construction featuring custom-designed internal low resonance driver chambers and bracing optimized through finite element analysis.
Threaded mounting insert (¼”-20) on the back panel
Stamped steel driver baskets, featuring oversized magnets for superior control and output.
5-Way Binding Posts
Magnetic Grilles featuring a custom honeycomb design with NO visible fasteners for durability and a flawless appearance.

KLH Albany II Speaker Specifications

Frequency response 35Hz-23kHz.+/-3dB
Sensitivity 92dB.
Power handling 200 watts.
Components 1 x 5.25” Woven Kevlar bass driver,
1 high performance 1” Anodized Aluminum tweeter
Inputs 5-Way Binding Posts
Enclosure Type Bass-reflex
Finishes European Walnut and Black Oak
Mounting 1/4 -20 Threaded Insert on Back Panel
Impedance 8Ω
Crossover point 2.4kHz.
Dimensions: 13” x 6.5” x 9.5” (H x W x D)
Weight: 11 lbs.

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KLH Story Centre $599.00

We named it after an important street in Cambridge, but the Story Center channel speaker does exactly what the name says. Most of the dialogue in your movies comes from the center channel, so make sure the one you choose meets your expectations, from the low purr of a leading actor’s subtle dialogue to the howl of your favourite action hero. Every movie tells a story, and every Story Center channel brings your movies to life. The Story is timbre-matched to all KLH loudspeakers, excluding the Model Five, so you’ll get the perfect match between left-center-right for the complete home theatre experience. It features the same quality drivers, tweeters, and components used throughout the KLH line.

The 2-Way bass reflex system, 2 x 5.25” Woven Kevlar® bass/mid driver and a high performance 1” Anodized Aluminum tweeter with a linear response faceplate.
Butyl rubber surrounds and braided tinsel leads on all drivers.
Black Oak
MDF construction featuring custom-designed internal low resonance driver chambers and bracing optimized through finite element analysis.
Powder-coated die-cast aluminum driver baskets, featuring oversized magnets for superior control and output.
Brushed aluminum tweeter faceplate and driver fascia.
5-Way Binding Posts
Custom multi-element crossovers with high-grade components to ensure smooth and natural transition between drivers.
Magnetic Grilles featuring a custom honeycomb design with NO visible fasteners for durability & a flawless appearance.

KLH Story Speaker Specifications

Story Center Channel Speaker
Frequency response 48Hz-23kHz+/-3dB.
Sensitivity 91dB.
Power handling 200 watts.
Components 2 x 5.25” Woven Kevlar mid/bass drivers,
1 high performance 1” Anodized Aluminum tweeters
Inputs Dual 5-Way Binding Posts
Enclosure Type Dual Ported Bass-Reflex
Finishes Walnut Wood Veneer or Black Oak Wood Veneer
Impedance 8Ω
Crossover point 2.4kHz.
Dimensions: 7” x 19” x 9.5” (H x W x D)
Weight: 16 lbs.

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KLH Beacon Surround $749.00

Our Beacon surround speaker defines room-filling and enveloping sound, and what better memorial to a street named Beacon. With the same quality components as its bigger siblings, the Beacon’s design and dynamic range will bring true high definition and total immersion to your movies and multichannel soundtracks.

Dipole Surround system with 2 x 5.25” Woven Kevlar® bass drivers, and 2 high performance 1” Anodized Aluminum tweeters with a linear response faceplate.
Butyl rubber surrounds and braided tinsel leads on all drivers.
Black-Oak vinyl
MDF construction featuring custom-designed internal low resonance driver chambers and bracing optimized through finite element analysis.
Powder-coated die-cast aluminum driver baskets, featuring oversized magnets for superior control and output.
Brushed aluminum tweeter faceplate and driver fascia.
5-way Binding Posts
Custom multi-element crossovers with high-grade components to ensure smooth and natural transition between drivers.
Pin and cup attachment for grills.

KLH Beacon Speaker Specifications

Frequency response 50Hz-23kHz.
Sensitivity 91dB.
Power handling 150 watts.
Components 2 x 5.25” Woven Kevlar mid/bass drivers,
2 high performance 1” Anodized Aluminum tweeters
Inputs 5-Way Binding Posts
Enclosure Type Acoustic Suspension
Finishes Black Oak Vinyl
Mounting Single ¼ – 20 threaded insert on back panel
Impedance 8Ω
Crossover point 2kHz.
Dimensions: 11.25” x 11.5” x 6.375” (H x W x D)
Weight: 11.25 lbs.

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KLH Stratton Subwoofer

Stratton 12 $949.00

Stratton 10 $699.00

The top Stratton Street offering, this 12-inch / 10-inch subwoofer has what it takes to make your system music and home theatre powerhouse. With its proprietary subwoofer composition of polyglass-coating, treated paper, Kevlar, CSX, and fibreglass, and a 200-watt amplifier with 500 watts of peak power, this subwoofer will deliver some serious bass in a great-looking cabinet, and bring honour to the name Stratton.

KLH Stratton 10 / 12 subwoofer Specifications

Frequency response 25Hz-160Hz (32Hz-150Hz for Stratton 10)
Maximum Output 118dB. (114dB for Stratton 10)
Class “D” Digital Amplifier 200W rms/500W Dynamic Power (200W rms/400W Dynamic Power for stratton 10)
Components 12” Driver, Proprietary Blend of Treated Paper, Kevlar® and CSX (10″ for Stratton 10)
Enclosure Material 3/4 ” MDF
Enclosure Type Rear Slot Ported Bass Reflex
Inputs Line/LFE Gold Plated RCA Jack
Dimensions 17.7” H x 15.4” W x 18.2” D (450mm H x 393mm W x 462mm D) Stratton 10 15.3” H x 12.8” W x 15.2” D (388mm H x 325mm W x 385mm D)
Weight 44 lbs. (20.15kg) Stratton 10: 32 lbs. (14.55kg
Finish Carbon Black
Features Volume, Lowpass, Phase, Trigger
Phase Switchable 0-180 degrees
Power Rating 100-120V~/220-240V~ 50Hz/60Hz