BTModulemanual-AT-D878UVPLUS蓝牙说明AT_A1_190409

KnyToneAT-D878UV PLUSBluetooth User Guide1.Package contentsBuilt-in bluetooth module (inBT PTT buttonradio)USB charging cableVelcro(One out of two)2.Charging the BT PTT buttonWhen the indicator is red twinkling,the battery voltage is low.Connect USB chargercord into the BT PTT's USB charging port.If the PTT is not fully charged,the indicatorwill turn red.When the indicator turns off,the unit is fully charged.A fullydischarged battery will need approximately 1.5 hours to achieve acomplete charge.*Battery Power Indicators of BT PTT buttonRed light twinklingLow battery voltageLight offFully charged.Over 24 hour talk timeRed lightLess than a full chargeFor best performance,keep charging PTT when not in use.DMR