Both high and low frequency sounds * Snap-tight  soft-sealing eartips conform to individual ears * Eartips snap firmly onto the ends of the eartubes* Tubing retains its shape and flexibility * * Next-generation tubing is not made with natural rubber latex * The next-generation tubing does not contain phthalate plasticizers * made in the USA. It comes complete with large soft-sealing eartips  large firm eartips  and instructions. *Dual-sided chestpiece with small 2.7cm diaphragm is ideal for infant patients  *Versatile chestpiece design provides high acoustic sensitivity with both a floating diaphragm and open bell * Non-chill rim and diaphragm * Headset is easily adjusted for individual fit and comfort. Angled eartubes align with ear canals * Color: Black