X4

$9,800 USD

The X4 Ultra sets new standards in audio fidelity with its thoughtfully chosen components, selected to minimize distortion while prioritizing transparency. By employing copper foil inductors and oil-impregnated film capacitors, we have achieved a remarkable balance of revealing detail and musicality. The result is a precise imaging, spacious soundstage, and an immersive, captivating listening experience. For 2024, we have added an 8 ohm variant to match the amplification specifications for some customers.

  • Dimensions: 46.5” x 17” x 16.5” 95lbs

  • Compatible with solid state and tube amplifiers 20 Watts up to 200 Watts

  • Recommended for medium and larger rooms

  • Sensitivity: 91dB

  • Impedance: 4 ohm nominal

  • Frequency Range: 28Hz - 20kHz

  • Tweeter: Studio-grade Air Motion Transformer, 80 degree front pattern, Dipolar

  • ‍Mid range/Woofer: Spatial BR12, 12" paper composite woofer, Ceramic motor

  • Woofer: Spatial BR12, 12" paper composite woofer, Ceramic motor

  • Type: Passive 2.5-way, Dynamic dipolar radiator

  • In-home trial 45-day return; full refund minus shipping

  • 5 year warranty

Ultra-4

  • Dimensions: 46.5” x 17” x 16.5” 90lbs

  • Compatible with solid state and tube amplifiers 20 Watts up to 200 Watts

  • Recommended for medium and larger rooms

  • Sensitivity: 91dB

  • Impedance: 8 ohm Nominal

  • Frequency Range: 33Hz - 20kHz

  • Tweeter: Studio-grade Air Motion Transformer, 80 degree front pattern, Dipolar

  • ‍Mid range/Woofer: Spatial BR12, 12" paper composite woofer, Ceramic motor

  • Woofer: Spatial BR12, 12" paper composite woofer, Ceramic motor

  • Type: Passive 2-way, Dynamic dipolar radiator

  • In-home trial 45-day return; full refund minus shipping

  • 5 year warranty

Ultra-8

Options

Colors:

Ultralam Front / Black MDF Back

Ultralam Front & Back (+$350)

Black MDF

White MDF

Graphite MDF

Impedance:

4 ohm, 2.5-way

8 ohm, 2-way