Amazon.com: MDF ProCardial ERA Cardiology Lightweight Dual Head Stethoscope with Adult, Pediatric, and Infant-Neonatal Convertible chestpiece - Light Blue Tube - Black Finish (MDF797XB14) : Industrial & Scientific
Amazon.com: MDF ProCardial Cardiology Stethoscope, Lightweight Titanium, Adult, Dual Head, White Tube, Black Chestpiece-Headset, MDF797TBO29 : Industrial & Scientific
Amazon.com: MDF Acoustica Lightweight Stethoscope for Doctors, Nurses, Students, Home Health Use, Adult, Dual Head, Dark Green Tube, Silver Chestpiece-Headset, MDF747XP09 : Industrial & Scientific
Amazon.com: MDF ProCardial Cardiology Stethoscope, Lightweight Titanium, Adult, Dual Head, White Tube, Black Chestpiece-Headset, MDF797TBO29 : Industrial & Scientific
Amazon.com: MDF ProCardial ERA Cardiology Lightweight Dual Head Stethoscope with Adult, Pediatric, and Infant-Neonatal Convertible chestpiece - Light Blue Tube - Black Finish (MDF797XB14) : Industrial & Scientific