FEATURES:

• Weight: approx. 92 g 
• Overall length: 770 mm 
• Material: chloride, chest piece, aluminum/PVC ノンチル ring, vibration plate / glass epoxy resin, Y-tube vinyl, ear tubes, brass, earpiece/PVC resin 
• Storage temperature: -20 ~ 60 degree 
• Storage humidity: less than 85% RH 
• Contents: 1 pieces 
• Production country: Japan 

 

HOW TO USE:

• To connect tubes, ear tubes and chest piece. 
• Cut ear ear canals. 
• Strength of the eustachian tube to adjust in to stretch the spring of the eustachian tube. 
• To auscultate the chest piece on the skin. 

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