Martin Logan Motion Foundation B2 (Please Call/In-Store Shopping Only)

Sale price$999.98

Tax excluded. Shipping calculated at checkout

Color (a pair): Black

Color (a pair)

Add-On: By Itself (a pair)


Martin Logan Motion Foundation B2 Martin Logan Motion Foundation B2 (Please Call/In-Store Shopping Only)

Please note that the price indicated is for a pair.

Experience unparalleled audio quality with the largest Motion Foundation bookshelf speaker. This impressive speaker defies its class, delivering exceptional detail and scale that will exceed your expectations. The Foundation B2 combines versatility and compact size, making it the perfect choice for those seeking a fuller sound in a stand or shelf-mounted solution. With its powerful 6.5" aluminum midbass driver, this speaker produces deep and impactful bass. The Gen2 Obsidian Folded Motion Tweeter S, working seamlessly with the Folded Motion Waveguide, envelops your listening area in exquisite sound. Enhance your setup further by pairing the Foundation B2 with the STAND25 for a sturdy and stylish stand mount solution. Don't settle for less when you can elevate your audio experience with the Foundation B2 bookshelf speaker.


Frequency Response

42 Hz - 23 kHz ± 3 dB

Tweeter Dispersion (horizontal x vertical)

90° x 90°

Recommended Amplifier Power

15 - 100 watts


90 dB


5 ohms

High Frequency Driver

0.94” x 1” (2.4 x 2.5cm) Gen2 Folded Motion® Tweeter S with 3.5 in2 (22.6 cm2) diaphragm.

Crossover Frequency

3,800 Hz (2-way)

Mid-Frequency Drivers

6.5” (16.5cm) aluminum cone with cast aluminum basket. Non-resonant sealed chamber format. Unibody cone construction.


Rear Ported

Binding Post Inputs

5-way Binding Posts (Non Bi-Wire)


15lbs / 6.8kg

Dimensions (H x W x D)

15” x 7-3/4” x 11-1/2”
38.1cm x 19.7cm x 29.2cm


Black, Walnut, and Satin White

Weight & Dimensions

Shipping Dimensions:
13.61" x 12.24" x 19.65"

Shipping Weight:
17.5 Ibs