| The Plantronics behind-the-head neckband adds a unique wearing style to   Plantronics CS55 and CS50 Wireless Office Headset Systems. The neckband offers a   fresh alternative for those looking for a contemporary wearing style. Delivering   all-day comfort with a discreet, stable design, this neckband is available as a   sleek, addition to both the CS55 and CS50.  | 
      
        
           Add a mute switch to the Quick Disconnect cable used on any H-series   headset. 
        
        
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           HL10 handset lifter fits on your telephone, letting you answer calls with the   touch of a button, conveniently and automatically takes your handset off   hook. 
        
        
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