User's Manual

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5. Batteryinformation
Thedeviceisequippedwithanintegratedlithium‐polymerbattery.Thebattery
cannotbereplaced.Donotattempttoremovethebatteryfromthedevicesinceit
woulddamagethedevice.Thefullperformanceofanewbatteryisnotachieved
untilaftertwoorthreecompletecharging‐dischargingcycles.Thebatterycanbe
chargedanddischargedseveralhundredtimes,butitloosesitscapacityovertime.
DisconnecttheSH900fromthepowersupplyassoonasthebatteryisfullycharged,
overchargingwouldreducetheservicelifeofthebattery.Achargedbatterywilllose
itscapacityifitisnotusedonaregularbasis.
Important:Ensurethatthebatteryisfullychargedifyoudonotusethedevicefora
longperiodoftime.Toavoidacompletedischargeofthebattery,theSH900should
bechargedatleastevery3months.
6. Chargingthebattery
TheSH900isoperatedwitharechargeablebattery.Chargethebatterycompletely
beforeitsfirstuse.Readthesection"Batteryinformation"beforestartingthe
chargingprocess.
1) ConnectUSBcabletoageneralUSBpowersupplier.
2) Connectthechargertothecorrectoutlet.
3) Whenthechargerisconnectedtotheheadset,theredindicatorlightwill
turnon.Chargingthebatteryfullymaytakeupto2hours.