MainFeatures:(V2.0+EDR)1.Changeablefaceplatestyle,total4pcsfaceplatesindifferentcolors:black/red/blue/silver2.StylishdesignandBestqualitymouldandfinishing.3.Verysmallandlight,only12g.4.Twokindsofwearingway:(1).Adjustableearhook:canchangethesizeandangeltosuitabledifferentearsize,makeitmorecomfortableforwearing.L/Rearwearable.(2).HarmlessRubberearcap:Easytowearwithouthook,verycomfortableandnoloose,especiallysuitableforthepersonwearingglasses.5.Crystalclearandhighqualityvoiceforbothtalkingparty,noicecancellation.noecho.becauseweuse"CSR"chipsfromU.S.A.,andall"TDK"partsfromJapanaswellasourgoodsandreasonabledesignforbothPCBboardandPlasticMould.6.Threekindsofchargeravailable,forhome,office,carandcomputer.7.Automaticconnectingfunction:ifthelinkdisconnects,Forinstance,youturnofftheheadset,thenwhenyouturnonit,theheadsetwillautomaticllyestablishthelinkwithyourmobile.8.Savingpowerfunction:ifatlostpairingsituationmorethan20minutes,theheadsetwillturnoffautomaticallytosavepower.9.Voice-dialing,re-dialing,refusalofincomingcallfunction.10.Talkingtime:15hours;Standbytime:380hours11.CEandFCCapprovalavailable.Specification:BluetoothVersion:V2.0+EDROperationRange:upto10meters(33feet)Frequency:2.4GHZ-2.4835GHZISMBandConnection:PointtoPointDimension:L58mm,W23mm,H12mmWeight:12gBattery:3.6VRechargeablei-polymerbatteryTalkTime:upto15hoursStandbyTime:upto380hoursOperatingTemperature:-10~45℃Certificate:CE,FCC,RoHSHeadsetPasskey:0000