When the device is turned on, the sensor relays information about breathing patterns and rate, from which the device advances a melody (heard through the earphones, with visual cues on the LED screen) comprised of two tones.
The sensor relays information about. The sensor is breathing patterns and rate. The device is turned on. The device advances a melody (heard through the earphones) comprised of two tones from. This was with visual cues on the LED screen. The device advances a melody (heard through the earphones) were breathing patterns and rate. This was with visual cues on the LED screen.