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Sport Bluetooth Earphone Headset With Mic Sweat proof

$24.99 $32.99
K21 300mAh Sport Uniaural Bluetooth Earphone Headset With Mic Business Sweatproof Waterproof

Color White & Black
Wearing Type In-ear, Earhook design
Microphone Yes
Bluetooth Version V4.1
Transmission
Distance 10m
Battery Capacity 300mAh, 3.7V
Charging Time (h) 2.5 hours
Talking Time 32 hours
MuisicTime (h) 24 hours
Standby Time (h) 250 hours

Package Includes:

1* K21 Bluetooth Earphone
1* Charing Cable
1 * Pair 
1* Manual