Check the listing for details. GREEN CARDIOLOGY STETHOSCOPE DIAPHRAGM PROFESSIONAL DOUBLE HEAD . Condition: New. Listed at 13.99 USD. CARDIOLOGY STETHOSCOPE DIAPHRAGM PROFESSIONAL DOUBLE HEAD. CARDIOLOGY STETHOSCOPE DIAPHRAGM PROFESSIONAL DOUBLE HEAD COLOR IS Green FDA Registration NO. 3004796050 ( ten years ago FDA registration Number ) THIS STETHOSCOPE HAD FDA APPROVED by 10 YEARS AGO Surgical Stainless Steel Construction Super Soft Sealing Ear Tips ( 2pair + Carrying Case )Angled, Anatomically Correct Headset Extra Deep Bell for Unsurpassed Low frequency Response Ultra-Sensitive Diaphragm for Greater Amplification & Crisper High Frequency Transmission STETHOSCOPE IS 27 INCHES WITH TUNABLE DIAPHRAGM WE CLOSE ALL BUSINESS NO RETURENS ACCEPTED PLEASE REFER ALL PICTURE AND UNDERSTAND NO RETURENS BEFORE YOU BUY(This STETHOSCOPE is very GOOD quality ) NO RETURENS. THANKS