Features of the Cardiology Scope 602: > Extra deep bell for unsurpassed low frequency response. > Ultra-sensitive diaphragm for greater amplification and crisper high frequency transmission! > Non-chill bell and diaphragm retaining rim for patient comfort. > Large internal bore stainless steel binaurals are fixed at 15º > Custom molded bi-lumen 16" PVC tubing stays soft and flexible. > Double leaf internal spring construction reduces bulk and prevents kinking when folded. > Choose from 3 power colors: Black, Burgundy, or Dark Green! > Complete with one pair of PVC eartips and Adsoft™ deluxe PVC eartips in small and large sizes for ultimate in wearing comfort and acoustic seal. > Spare diaphragm included > Scope ID Tag included > Weighs 7.5 oz. > Overall length 25.5" > Limited Lifetime Warranty on metal parts at no EXTRA cost! >Precision crafted performance with rugged durability!