The returned device was evaluated.Visual inspection upon receiving revealed no external damage or defects.The device did turn on using ac power.However, the device did not turn on using battery power because the battery was disconnected.Once the battery was reconnected and charged, the device powered on using the battery.The device was able to obtain spo2 and pulse rate readings.The device was found to visually and audibly alarm during alert conditions.Internal visual inspection revealed no defects or damages.Both front and bottom speakers were measured and found to be within the specification.The device was found to be functioning as expected.
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