8481 Littmann Core Digital AttachmentAttaches to your own 3M Littmann Cardiology IV Stethoscope and enhances auscultation through amplification, Active Noise Cancellation, and software Toggle between analog listening and sounds amplified up to 40x (at peak frequency, vs. analog mode) for unrivaled flexibility Connects to Eko software for wireless auscultation and to visualize, record, and save sounds for further analysis or securely share them for a second opinion FDA cleared and HIPAA