![Amazon.com: 3M 2176 Littmann Master Cardiology Smoke Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific Amazon.com: 3M 2176 Littmann Master Cardiology Smoke Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71eXluhHpCL.jpg)
Amazon.com: 3M 2176 Littmann Master Cardiology Smoke Chestpiece Stethoscope with 27" Black Tube : Industrial & Scientific
![Amazon.com: ADC 612BK Adscope Lite Model 612 Lightweight Platinum Clinician Stethoscope with Tunable AFD Technology, 30.5" Length, Black : Industrial & Scientific Amazon.com: ADC 612BK Adscope Lite Model 612 Lightweight Platinum Clinician Stethoscope with Tunable AFD Technology, 30.5" Length, Black : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61xMk6RpdtL._AC_UF894,1000_QL80_.jpg)
Amazon.com: ADC 612BK Adscope Lite Model 612 Lightweight Platinum Clinician Stethoscope with Tunable AFD Technology, 30.5" Length, Black : Industrial & Scientific
![Amazon.com: ADC - 601BK Adscope 601 Convertible Cardiology Stethoscope with Tunable AFD Technology, For Adult and Pediatric Patients, Black : Industrial & Scientific Amazon.com: ADC - 601BK Adscope 601 Convertible Cardiology Stethoscope with Tunable AFD Technology, For Adult and Pediatric Patients, Black : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61EvutXwW6L.jpg)