K21 bluetooth5.0 earhook wireless mic business earphone

K21 bluetooth5.0 earhook wireless mic business earphone

Product Code:K21
Availability:In Stock
Price: $29.00 $18.80

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SKU: K21
Bluetooth Version:V4.1
Working radius:8-12 m
Charging time:about 2.5 hours
Listening to music time:About 24 hours
Talk time :About 32 hours
Standby time:About 70 days
Language: Chinese/English
Battery Capacity:300mAh
Packing list: 
1 x bluetoothe earphone
1 x usb cable
1 x user manual 
1.if you do not use earphones for the time being,please put the earphone in the box to protect the earphone from external damage and prevent the loss of the earphone.
2.The prduct is not water-proof,so keep it from liquids,moisture or rain.
3.Do not put the product in a hot place.
4.Do not put the product in the sunlight for a long time.
5.if the product will not be used for  a long time,fully charge it and then charge it every two weeks to prolong its battery life.
6. To avoid product damage or safety hazards,do not disassemble the product or use an improper charger.
7. Keep the product away from children and intellectual disabilities to avoid injuries.

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