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              Poly Battery - For Headset - Battery Rechargeable - Proprietary Battery Size - 1 / Pack
    
  
  
    
      $69.99
    
  
  
  
    
      
    
  
    Talk TimeWith a single full charge, the CS540 will provide up to 6 hours of talk time. Talk time will be reduced when operating in wideband mode or if the headset is used consistently at a far distance from the base.Low Battery WarningIf you are on a call and the headset battery is critically low, you will hear a repeated single low tone every 15 seconds indicating the battery is low. You should recharge the headset immediately. If you are not on a call and press the call button, you will hear three low tones if the battery is critically low. You should recharge the headset immediately.
  
    
    
      
  
    Talk TimeWith a single full charge, the CS540 will provide up to 6 hours of talk time. Talk time will be reduced when operating in wideband mode or if the headset is used consistently at a far distance from the base.Low Battery WarningIf you are on a call and the headset battery is critically low, you will hear a repeated single low tone every 15 seconds indicating the battery is low. You should recharge the headset immediately. If you are not on a call and press the call button, you will hear three low tones if the battery is critically low. You should recharge the headset immediately.
  
    
  
  
  
    
    
  


 
    
    
      
      
        
      
      
    
   
    
    
      
      
        
      
      
    
   
    
    
      
      
        
      
      
    
   
    
    
      
      
        
      
      
    
  