Dual Head Machined stainless steel chestpiece Single-piece tunable diaphragms for both adult and pediatric auscultation Adult side of the diaphragm measures 1.7″ Pediatric side of the diaphragm measures 1.3″ Pediatric side converts to an open bell by replacing diaphragm with a non-chill bell sleeve Hear low frequency sounds with light pressure and high frequency sounds with firm pressure Dual-lumen tubing eliminates rubbing noise of traditional double tubes Next-generation tubing exhibits improved resistance to skin oils and alcohol Latex-free Aluminum headset Soft-sealing ear tips with extra pair included 27″ tubing Total weight: 5.3 oz 5 year warranty
