3M LBL 143 Littmann CORE Digital Stethoscope User Guide
Learn how to use your LBL 143 Littmann CORE Digital Stethoscope with this comprehensive user manual. Instructions include how to charge, adjust volume, turn on/off, and use active noise cancelling. Discover telemedicine and AI features with a software subscription. For support, visit littmann.com/service or call 1-800-228-3957.