$56.99 3M Littmann Classic III Monitoring Stethoscope, Ceil Blue Tube, 27 inch - Walmart.com - Walmart.com
Littmann Cardiology IV Stethoscope - 27 - Plum Tubing / Smoke Chestpiece - Walmart.com 
Littmann 3M Master Classic II Adult Stethoscope in Caribbean Blue-12-214-260 - The Home Depot
