SUUNTO DUAL COMFORT BELT - Manual (Page 8)

3 TECHNICAL SPECIFICATIONS
● Water resistance: 20 m / 66 ft
● Weight: max. 42 g
● Frequency: 2.465 GHz Suunto ANT compatible / 5.3 kHz Suunto IND compatible
● Transmission range: see specification of heart rate receiving device
● User-replaceable battery CR2032
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