Electronic Stethoscpe

Features
1. Capable to extremely eliminate ambient sound with the high-tech contacted-sensor.
2. Amplification up to 18 times greater than standard acoustic scope and with built-in, 8 level volume control.
3. Three frequency response modes: Bell mode, Diaphragm mode and extended range.
4. State of the art design provides smooth and practical usage.
5. Low-battery indicator.
6. Automatically turn off.