96% AHI correlation. Easy to wear.

Built on Wesper's clinical depth and years of signal-analysis expertise. Every signal is FDA-cleared and validated for HSAT use, giving clinicians the diagnostic foundation they need to test with confidence.

FDA-Cleared HSAT

Signals Include:

  • PPG
  • Heart rate
  • Respiratory rate
  • Flow
  • SpO2
  • Sleep staging

Additional Signals Include

  • Snoring

Built for everyday use.

Wesper Lite is the PPG-based diagnostic device — six FDA-cleared signals, 96% AHI correlation to PSG, backed by the powerful Wesper ecosystem.

PPG-Based Signal

RPM-Ready

Patient-First Wear

Clinically Validated

Wesper Lite

Wesper Lite

Wesper Lite is built on Wesper's deep expertise in clinical signal analysis — FDA-cleared, validated against PSG, and engineered around a low-friction PPG design built for high patient adherence.

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