AI-generated product photo — not official manufacturer imagery.
About the S4
The Spatial Audio Lab S4 is a high-end passive floorstanding loudspeaker sold in black, white, and graphite finishes. Spatial Audio Lab lists it in its speakers store at $5,900, alongside the company’s other speaker models. Publicly available search results do not provide a dedicated S4 product page with full published technical details, so some specifications below are limited to what can be verified from the available results.
Specifications
Key Specifications
Sensitivity: 91 dB
Impedance: 4Ω
Frequency: 28-20000 Hz
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