A paediatric version of the best-selling 603 model, the 604 features:

- Combination paediatric chestpiece precisely machined to exacting tolerances from surgical stainless steel for outstanding performance and rugged durability
- Extra large bell (11/8" diameter) for unsurpassed low frequency response
Ultra-sensitive diaphragm (13/8" diameter) for greater amplification and crisper high frequency transmission
- Colour coordinated non-chill bell and diaphragm retaining rim for patient comfort
- Stainless steel binaurals fixed at 15º angle for greater comfort
- Reinforcing yoke molded into flexible 22" / 56 cm PVC “Y” tubing
- ADSOFT™ deluxe PVC eartips in small and large for the ultimate in wearing comfort and acoustic seal
- Spare diaphragm and Scope ID Tag included
- Overall length 30.5" / 75 cm