A unique chest piece design provides up to twice the amplification of ordinary acoustic scopes.
655 features:
• Diaphragm only type chestpiece fabricated from lightweight acrylic provides up to twice the amplification of conventional acoustic scopes
• No electronics to malfunction, no batteries to wear out
• Weighs little more than a conventional scope
• Stainless steel binaurals with double leaf internal spring fixed at 15° angle for greater comfort
• Reinforced flexible 22" PVC “Y” tubing yoke
• 11 colors
Comparable to Littmann 2000
