Features:
1.Thespeakerunitisanexternalspeakerneartheear,butitisnotinsidetheear.Itwillhelpyoutolistentotheenvironmentatthesametime,itwillallowyoutomaintainthesecurityforcycling,running,drivingandmoreportableforbusiness,work.
2.Comfortableuse:youcanchoosetochangetheuseoftheleftandrightear,withglassesdoesnotaffectwear.CompatiblewithiOS,forAndroid,fortheWPsystem,aslongasthedeviceshavebluetooth,itcanbeused.
3.IPX5Waterproof/HDStereoSound:Deliverscrispandpowerfulsound,justenjoy wirelesslistening.Theyaredesignedtokeepsweatandmoistureout.TheyareIPX5ratedweather-esistant.Youwillneverbeafraidofheavyperspirationduringexercisewithyourearbuds.
4.NoiselsolationMakesCrystalClearStereoTalking:Up-to-datechipsetnowsupportsnoiseisolationandenvironmentmonitoringinstereomode,sothatdeiversclearandefficienttalking.
5.Usingalargenumberofearandearcontourdata,accordingtotheergonomicdesignofthebluetoothearphonestructurethatfitstheearcanal,evenifitisintenseexercise,itwillnotfalloffeasilytogiveyouacomfortableandstablewearingexperience.

Specifications:
bluetoothVersion:V5.0
OperationRange:Upto10-15meters(noobstacle)
Supportingprotocols:HSP,HFP,A2DP,AVRCP
Color:Black
Musictime:about10hours
Calltime:about15hours
DCchargingvoltage:5V
DCoutputcurrent:1A
Outputvoltage:5V
Chargingtime:1-2H
Supplyvoltage:DC3.7V
Workingvoltage:DC3.2V-4.2V
Batterytype:polymerbattery
Batterycapacity:140mAh
Standbytime:72hours

Note:
1.Forthefirsttimeuse,pleasefullychargeitbeforeuse.
2.Donotsoakitinhotwaterandtakeitlightly.
3.Duetothemeasurementofdifferentinstruments,theremaybeerrors.Thedataisforreferenceonly,pleaseinkindprevail.
4.Duetothedifferencebetweendifferentmonitors,thepicturemaynotreflecttheactualcolor.

List:
1*Boneconductionexerciseheadphones
1*Chargingcable