Amazon.com: Greater Goods Premium Dual-Head Stethoscope, Affordable, Clinical Grade Option for Doctors, Nurses, Students, or in The First Aid Kit for Home (Black) : Industrial & Scientific
Amazon.com: MABIS Stethoscope, Adult Dual Head to Listen to Sounds from Large Organs or Specific Areas of The Body with Large Diaphragm for High or Low Frequencies, 22 Inch Y Tubing, Purple :
Amazon.com: MABIS Spectrum Series Lightweight Nurse Stethoscope, Blue, 30 Inch : Industrial & Scientific