Press and hold button 1 until the top LED starts to blink. Release it to start recording.
For door buzzers: Push and hold it for 8 s. For door chimes: Push it 8 times.
Press button 1 to stop the recording. The LED lights up in green to confirm.
If the LED lights up in red, you need to record the sound again.
Improving quality of life for deaf and hard of hearing people.
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