Designed specifically for infant assessment with high acoustic sensitivity. FEATURES: ‣ Small 1-inch bell for easier chest wall placement. ‣ Non-chill rim and diaphragm for patient comfort. ‣ Lightweight and durable design. SPECIFICATIONS: Chestpiece Size: 0.75 In - 1.06 In Chestpiece Technology: Double-sided Chestpiece Weight: 1.05 Ounce Diaphragm Diameter: 1.06 in Small Diaphragm Diameter: 0.75 in Diaphragm Material: Epoxy/Fiberglass Length: 28 in