ADC® Adscope® 601 Convertible Cardiology Stethoscope, 28" Length, BlackCombining AFD technology with a convertible design makes this the most versatile of our Cardiology scopes.The Adscope® 601 Series Features: Convertible chest piece provides adult diaphragm/bell or adult/pediatric diaphragm configurationsADC's AFD technology provides enhanced acoustic response in both adult and pediatric diaphragmsLight pressure for low, bell-type frequency, firm pressure for high, diaphragm-type frequencyChest piece precisely CNC machined to exacting tolerances from surgical stainless steel for outstanding performance and rugged durabilityExtra-deep bell for unsurpassed low-frequency responseUltra-sensitive gasketed diaphragms with AFD technology for greater amplificationNon-chill bell and diaphragm retaining rims for patient comfortCardiology headset with large-bore stainless-steel binaurals fixed at 15° angle to maximize comfort and acoustic seal (tactical model with black anodized aluminum binaurals)Bi-lumen (dual bore) 19" PVC tubing is soft and flexible and has been made without phthalates AdsoftPlus silicone ear tips with new snap-on connection for the ultimate in wearing comfort and acoustic sealIncludes accessory kit with bell chest piece and two spare pairs of AdsoftPlus ear tipsScope ID tag includedWeighs 7.57 oz. (adult bell) and 8.57 oz. (pediatric diaphragm)Overall length 28"Assembled, inspected, and packaged in the USALifetime warranty covers all parts Product Specifications BRANDADC® MANUFACTURERS PART NUMBER601 LENGTH INCHES28 WIDTH INCHES3 HEIGHT INCHES2-1/2 WEIGHT LBS0.5 COLOR FINISHBlack CONSTRUCTIONStainless Steel Chestpiece, PVC Tubing DESCRIPTIONAdscope® Convertible Cardiology Stethoscope SIZEAdult STYLEConvertible/AFD TYPEStethoscopes PACKAGE QUANTITY1 LIMITED WARRANTYLimited Lifetime CHESTPIECE TYPEDual Head DIAPHRAGM TYPE?AFD Technology