l  Dual head chestpiece for adult. Anodizing aluminum chestpiece,the Ø47mm membrane issensitive for sound collecting. Applicable for auscultating of the heart and lungs.

l  The small bell-like chestpiece is used for auscultating slight and low frequency sounds.

l  Aluminium alloy chestpiece, good sound conduction .

l  Standard single PVC tube, color is optional.