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Specifications
Features
ModelM2537E1
ColorBlue
Black
White
Frequency response range20 Hz - 20 kHz
Dimensions and weight
Weight of one earphone3.8 g (±0.2 g)
Dimensions of an earphone32.04mm x 17.87mm x 18.49mm
Weight of the charging case28 g (±2 g)
Charging case dimensions50 mm x 50 mm x 24.2 mm
Total weight35.6 g (±2 g)
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Battery capacity
Headphones :37 mAh
Charging case:475 mAh
Charging portType-C
Earphone input settings5 V ⎓ 70 mA
Charging case input parameters5 V ⎓ 500 mA
Charging case output parameters5 V ⎓ 150 mA
Autonomy
Battery life on a single charge7 hours
Battery life with the charging case37 hours
*Battery life refers to music playback time. Test conditions: Bluetooth AAC connection with 50% volume and all other default settings.
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Wireless connectionBluetooth® 5.4
Bluetooth protocolsBluetooth® Low Energy / HFP / A2DP / AVRCP
Communication scope10 m (in open space without obstacles)
Speaker impedance32 Ω
Box contents
REDMI Buds 8 Active x 1
Charging case x 1
User manual x 1
