Littmann stethoscopes come in 9 standard acoustic styles: Littmann Master Cardiology, Cardiology STC, Littmann Cardiology III, Littmann Master Classic II, Littmann Classic II SE, Littmann Classic Pediatric, Littmann Classic Infant, Littmann Lightweight II SE (which is the newest model) and the Littmann Select.
All Littmann stethoscopes are Latex-Free, which is helpful in preventing Latex allergies.
The Littmann Master Cardiology stethoscope has “Superior Acoustics”. The Master Cardiology Features:
Tunable diaphragm which conveniently alternates between high and low frequency sounds without the need to turn over the chestpiece.