FIG. 1 is an upper perspective view of the communication device showing my design in an assembled configuration with a back unit connected to a side unit;
FIG. 2 is a top plan view of the back unit thereof;
FIG. 3 is a bottom plan view of the back unit thereof;
FIG. 4 is a side perspective view of the back unit thereof;
FIG. 5 is an opposite side perspective view of the back unit thereof;
FIG. 6 is an end view of the back unit thereof;
FIG. 7 is an opposite end view of the back unit thereof;
FIG. 8 is a side elevation view of the back unit thereof;
FIG. 9 is a top plan view of the side unit thereof;
FIG. 10 is a bottom plan view of the side unit thereof;
FIG. 11 is a side elevation view of the side unit thereof;
FIG. 12 is an opposite side elevation view of the side unit thereof;
FIG. 13 is an end view of the side unit thereof;
FIG. 14 is an opposite end view of the side unit thereof; and,
FIG. 15 is a side perspective view of the side unit thereof.
The broken lines depict environment that forms no part of the claimed design.
	
	  
 	  	 | Patent | Priority | Assignee | Title | 
	      
	 | 1085916, |  |  |  | 
    
	 | 3249873, |  |  |  | 
    
	 | 3258534, |  |  |  | 
    
	 | 3586977, |  |  |  | 
    
	 | 3588384, |  |  |  | 
    
	 | 3889190, |  |  |  | 
    
	 | 4039765, | Oct 26 1976 | Shure Brothers, Inc. | Headset with adjustable microphone support | 
    
	 | 4471174, | Nov 16 1979 |  | Support for helmets in general provided with microtelephone | 
    
	 | 5642402, | Jan 13 1994 | Nokia Technologies Oy | Hands free equipment | 
    
	 | 6075857, | Sep 11 1997 | OOLTEWAH MANUFACTURING, INC | Motor cycle helmet headset | 
    
	 | 6567651, | Aug 05 1999 | Amtel Technology PTY LTD | Retractable microphone/speaker lead for a belt clip attachment device for a mobile phone or the like | 
    
	 | 6728556, | Aug 05 1999 | Amtel Technology PTY LTD | Attachment device for a mobile phone or the like | 
    
	 | 6904147, | Jan 07 2002 | Golden West Communications, Inc. | Releaseable hardhat mount for speaker/mike | 
    
	 | 6914995, | Dec 13 2002 |  | Portable multi-function device | 
    
	 | 6922473, | Aug 01 2002 | Jabra Corporation | Dual mode transmission device | 
    
	 | 7003317, | Jan 24 2003 |  | Motorcycle helmet communication cable | 
    
	 | 7242765, | Jun 28 2002 |  | Headset cellular telephones | 
    
	 | 7436952, | Nov 15 2005 | IntriCon Corporation | Earset microphone | 
    
	 | 8706043, | Jan 21 2011 | CARDO SYSTEMS, INC | Communications system for a helmet | 
    
	 | 20040063456, |  |  |  | 
    
	 | 20050202857, |  |  |  | 
    
	 | 20060052144, |  |  |  | 
    
	 | 20120189153, |  |  |  | 
    
	 | D316550, | May 23 1988 | Sony Corporation | Combined earphone and receiver | 
    
	 | D352706, | Dec 22 1992 | Hong Jin Crown America, Inc. | Helmet mounted transceiver | 
    
	 | D445416, | Jan 25 2001 |  | Communication headset | 
    
	 | D456384, | Aug 02 2001 | Chit Shun Enterprises, Co., Ltd. | Radio receiver | 
    
	 | D470833, | Jun 22 2001 | GN NETCOM A S | Headset | 
    
	 | D475994, | May 17 2002 | HELLO DIRECT, INC | Headset amplifier and multimedia adapter | 
    
	 | D479222, | Jul 04 2002 |  | Radio with electronic clock | 
    
	 | D479224, | Apr 20 2001 | Vigor Sport | Detachable helmet-mounted communications system | 
    
	 | D498743, | Dec 23 2003 |  | Ear-mount radio | 
    
	 | D507526, | Aug 21 2003 | Sharp Kabushiki Kaisha | Battery charger for an input/output terminal of a computer | 
    
	 | D517052, | Jan 04 2005 | Plantronics, Inc | Control pod for communications headset | 
    
	 | D520943, | Aug 30 2004 | FUJIFILM Corporation | Battery charger for electronic cameras | 
    
	 | D539777, | Sep 12 2005 | Koninklijke Philips Electronics N.V. | Mobile phone | 
    
	 | D558742, | Oct 04 2006 | Lightspeed Technologies, Inc. | Wireless microphone | 
    
	 | D567216, | May 30 2006 | Sony Corporation | Wireless headset | 
    
	 | D575771, | Dec 21 2007 |  | Helmet adjunct for retention of portable audio device | 
    
	 | D584293, | Jul 24 2007 | LG Electronics Inc. | Bluetooth headset for cellular phone | 
    
	 | D597072, | Apr 11 2008 | Panasonic Corporation | Headset with microphone | 
    
	 | D602002, | Apr 11 2008 | Panasonic Corporation | Headset with microphone | 
    
	 | D602919, | Feb 09 2009 | RevoLabs, Inc | Personal wireless microphone for use with a multi-user audio system | 
    
	 | D605168, | Jun 14 2006 | Microsoft Mobile Oy | Headset | 
    
	 | D607440, | Nov 17 2008 | Panasonic Corporation | Wireless microphone | 
    
	 | D630620, | Nov 06 2009 | Samsung Electronics Co., Ltd.; SAMSUNG ELECTRONICS CO , LTD | Blue tooth ear set | 
    
	 | D635962, | Jun 28 2010 | HEWLETT-PACKARD DEVELOPMENT COMPANY, L P | Communications headset | 
    
	 | D646280, | Sep 18 2009 | Sony Computer Entertainment Inc | Combined remote controller and transceiver | 
    
	 | D659118, | Jun 29 2010 | Thales Canada Inc. | Headset | 
    
	 | D661281, | Sep 07 2010 | GN NETOM A S | Headphone | 
    
	 | D663715, | Jul 19 2011 | CARDO SYSTEMS, INC | Communications system for a helmet | 
    
	 | D676027, | Jan 17 2012 | Atlantic Signal, LLC | Housing for bone vibrating transducer for communications headset | 
    
	 | D725626, | Nov 26 2013 |  | Earphone system | 
    
	 | D736177, | Jan 14 2014 | Gentex Corporation | Helmet mounted headset | 
    
	 | D737796, | Jan 06 2014 | LITE-ON ELECTRONICS (GUANGZHOU) LIMITED; Lite-On Technology Corporation | Wireless headset transceiver with clip | 
    
	 | D743947, | Sep 22 2014 | JVC Kenwood Corporation | Earphone | 
    
	 | D754637, | Dec 22 2014 | Plantronics, Inc. | Headset adapter and audio controller | 
    
	 | D756974, | Aug 07 2014 | Cardo Systems, Inc. | Communication device | 
    
	 | D757683, | Jun 30 2014 | Cardo Systems, Inc. | Communication device | 
    
	 | D776080, | Oct 02 2014 | Zound Industries International AB | Headphone hinge | 
    
	 | D778873, | Aug 10 2015 |  | Wireless earphone | 
    
	 | D781822, | Dec 30 2015 | Facebook Technologies, LLC | Earbud assembly | 
    
	 | D810052, | Oct 05 2016 | Cardo Systems, Inc. | Communication device |