Spatial Audio Hologram M4 Turbo

  • Model: M4 Turbo
  • Shipping Weight: 80lbs
  • 1 Units in Stock
  • Manufactured by: Spatial Audio
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Transform your life through music

The new Hologram M4 distills the breakthrough technology of the M3 into an even smaller size and lower price with only slightly less deep bass extension. The M4s holographic imaging and powerful dynamics easily outperform traditional speakers in its class. High efficiency and ballistic dynamics are combined with precision response and beautiful tonal color to create the best speaker ever produced in its price range. All in a timeless architectural design. Join us in the future of loudspeaker design.

New Turbo S Version now available. An evolutionary step beyond the M4 Turbo, the Turbo S version incorporates our new M25 compression driver with specially treated titanium diaphragm which increases stiffness to reduce distortion even further. The world's best under $2000 pr. speakers just got better.

Design by Clayton Shaw • Engineered and manufactured in the USA.


Learn more: Technical Features explained

Type:  Precision Point Source 2-way coaxial design, open-baffle, dynamic driver, controlled directivity, low noise design

Chassis:  Super HDF - 3 inch thick - low vibration monocoque structure

Driver compliment:  Two 12 inch mid/woofers, one wide bandwidth compression driver

Crossover:  800Hz - Passive -  Hologram Passive Network Technology - WBT NextGen Binding Posts

Frequency Response:  45Hz - 20kHz  +/- 3dB in-room response

Sensitivity:  93dB - averaged across 200Hz to 5kHz at 1M - on axis

Impedance:  4Ω nominal, 3 Ω minimum, low phase angle

Dimensions:  36T x 14W x 3D inches, 44 lbs.

20 year limited warranty

Made in USA    •    American Innovation and Quality

60 day Trial Period - no hassle return guarantee  Terms


Available in Black, White or Red.  Lead time for new orders approx 3 weeks.

M4 Turbo     $1695 per pair    (WBT terminals)

M4 Turbo S  $1995 per pair    (Spatial M25 compression driver, film and foil capacitors, WBT terminals)