Perfect Gift: Complete kit of accessories, which includes 3 Interchangeable bell chest pieces, 2 spare membranes in different sizes, 2 spare ear tips in different sizes, Perfect gift for new year and birthday gift for doctors, nurses, nursing students, medical assistants, veterinary, etc. Comfortable and Safety Cardiology Stethoscope: The soft ear tip with good sealing function and adjustable binaural tension for different requirement,Thick and latex-free tube can resist stains and oil. Secured in place by chrome-plated brass acoustic tube clasps.forms a sound seal to block out unwanted ambient noise. Classic 5-IN-1 Design: Multifunctional stethoscope furnished with 3 different sized bell chest pieces for adult, pediatric, infant to meet your different needs. Help you with the convertibility to diagnose all patients of any ages.perfect for medical professionals, nurses, EMTs, first responders, and Doctors diagnose and monitor patients. Dual Head Stethoscope for Adults & Kids: it's a nicely built medical diagnostic device with its heavy chromium-plated double chest-piece and large & small Dual membranes. Rotateable chestpiece allows flexibility to turn and use either side according to your patient’s age and condition.Enjoy accurate versatility for low and high frequencies. Sprague Rappaport Type Stethoscope : thanks to its double chest-piece and dual tube system,It delivers impressive acoustics in all frequency ranges.The well-sealed double- tubes feature has separate sound-conducting pathways for each ear. little acoustic attenuation,excellent resistance to ambient interference,more increased sound clarity.