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Choose the single headband position 1 and 2 according to the table bellow
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Size | Head circumferences |
Position 1 | 16 7/8 - 21 5/8 in (43 - 55 cm) |
Position 2 | 20 7/8 - 25 5/8 in (53 - 65 cm) |
Tip |
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TIP - Most adults will use the sensor in position 2. |
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