3M Littmann Master Cardiology Stethoscope Navy Blue 27" – High-Performance Cardio AuscultationThe 3M Littmann Master Cardiology Stethoscope in Navy Blue (27") is designed for healthcare professionals who demand precise acoustic performance and all day comfort. Featuring a dual lumen tubing design and a tunable diaphragm, this stethoscope ensures accurate detection of both high and low frequency sounds. The 27" length provides flexibility during patient exams, while the navy blue finish adds a sleek, professional look. Ideal for cardiologists,