The Professional Dual Head EMT Stethoscope Medical Device is a high quality dual-headed stethoscope that is suitable for hospital， school， clinic or home use. Ultra sensitive diaphragm resists abrasion and provides a high performance acoustic transmission. Elastic steel spring sheet adjusts to different sized faces for comfortable use. Meanwhile， non-chill large bell is made of high-grade aluminum alloy with smooth chrome plating. A variety of colors are available for differentiation. Don&acute;t hesitate to get one! It surely is worth your investment!                                    Features             High quality dual-headed stethoscope<br> Suitable for hospital， school， clinic or home use<br> Ultra sensitive diaphragm resists abrasion and provides a high performance acoustic transmission<br> Elastic steel spring sheet adjusts to different sized faces for comfortable use<br> Non-chill large bell is made of high-grade aluminum alloy with smooth chrome plating<br> Lightweight aluminum chest piece<br> A variety of colors are available for differentiation <br>                                                            Specifications             Material     Aluminum Alloy    <br> Color     Orange    <br> Connected Total Length     About 60cm    <br> Dimensions     (23.62 x 1.71 x 0.39)" / (60 x 4.35 x 1)cm (L x W x H)    <br> Weight     3.53oz / 100g       <br>                                                             Package Includes            1 x Dual Headed Stethoscope<br>1 x User Manual<br>