Plantronics Marque M155 (Now Marque 2 M165) Bluetooth Headset Date Code
The date code of your product designates its date of manufacture, and it can be used to establish your warranty period. The date code is generally listed with your product’s model and part number, although this is not always the case.
The chart below can assist with understanding the date code.
Example: If you see H1 on your product, the H is the month of August and the 1 is the year 2001.
Month | Code | Year | Code |
Jan | A | 2001 | 1 |
Feb | B | 2002 | 2 |
Mar | C | 2003 | 3 |
Apr | D | 2004 | 4 |
May | E | 2005 | 5 |
Jun | F | 2006 | 6 |
Jul | G | 2007 | 7 |
Aug | H | 2008 | 8 |
Sept | I | 2009 | 9 |
Oct | J | 2010 | 0 |
Nov | K | 2011 | 1 |
Dec | L | 2012 | 2 |
The two character Date Code on the Marque M155 Bluetooth headset is located on the same side of the headset as the eartip and is on the same line of text that starts with CE.
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