Handheld pulse oximeter user’s manual
A.5.3 Audio Indicating
Speaker
Gives audible alarm, button tone and beep tone
Supports Pitch Tone and multi-level volume;
Alarm tones meet the requirement of IEC 60601-1-8.
Alarm pressure
45 dB to 85 dB, Testing place is 1 meter from the
tone.
A.5.4 Buttons
Quantity
6
Functions
Power button, Up button, Down button, Left button,
Right button, and Alarm pause button.
5