U&I-03 User Manual Brandname: U&I Category: Headsets Total Pages: 24 Table of contents Contents21Introduction3TheHeadsetStructureSketch4Ui-045Ui-076ChargersandBatteries7Note8TurningOnOffTheHeadset9DisconnectingTheHeadset11BasicUse12Warning14ToEndACall15ResettingTheHeadset164BatteryInformation175TermsInterpretation186Appendix19HowtoPutOnTheFaceplate20Appendix2Specification21Led22Operation23Methods24