SKF TKST 21 Electronic Stethoscope Kit 15kHz max.

Minimum Frequency: 30 Hz

Battery Operated: Yes

Maximum Frequency: 15kHz

Minimum Operating Temperature: 0°C

Battery Type: AA

Maximum Operating Temperature: +45°C

This is Electronic Stethoscope Kit 15kHz max. manufactured by SKF. The manufacturer part number is TKST 21. It has a minimum 30 hz frequency . It is battery operated yes . It features 15khz of maximum frequency. Whereas, the minimum operating temperature of the product is 0°c. This aa battery is comparatively much efficient than common batteries. It has a maximum operating temperature of +45°c.