DERBY PEDIATRIC STETHOSCOPE - Product Details
- Non allergic soft knobs, compact with dual frequency
- Chrome plated chest piece with special diaphragm
- Seamless pvc tubing, brass chrome plated open spring frame
- Extra space and non greasy superior tube
- Soft ear knobs with best sound quality
Derby cardiology gold stethoscope - Product Details
- Power Supply: 9.6V, 1000mA rechargeable Ni-Cd maintenance free Battery for contact less sensor
- Power Supply: 9V, 300mA rechargeable Ni-Cd maintenance free Battery for contact sensor
- Battery backup 15 hours for contact less sensor
- 6 hours for contact sensor
- Battery Charger : Charge battery within 3 Hours for contact less & 1 hours through Specially designed battery charger