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			 We claim the ornamental design for a speaker, as shown and described. 
			  
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The broken lines in the figures depict portions of the speaker which form no part of the claimed design.
Lee, Kwanhee, Ahn, Dae Kyung, Kim, Jaehyung
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| May 31 2018 | KIM, JAEHYUNG | SAMSUNG ELECTRONICS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046787 | /0888 | |
| May 31 2018 | AHN, DAE KYUNG | SAMSUNG ELECTRONICS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046787 | /0888 | |
| May 31 2018 | LEE, KWANHEE | SAMSUNG ELECTRONICS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 046787 | /0888 | |
| Sep 05 2018 | Samsung Electronics Co., Ltd. | (assignment on the face of the patent) | / | 
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