Plantronics CS55 Wireless Headset Date Codes

The Date Code is located on the bottom of the base. You’ll see a sticker that contains the letter B, followed by another letter and string of numbers. The date code consists of the second two characters (the letter and first number, e.g., J8 or I5).

Plantronics EncorePro HW291N & HW301N Corded Headset Date Codes

  The date code of the EncorePro family of headsets will be located on the speaker, under the ear cushion.  If a binaural model, the code will be on the microphone side.  The first number represents the month (01=January, 02=February…).  The two numbers following the dash represent the year (05=2005).  Next is the model of … Continued

Plantronics Duoset H141(N) and Polaris P141-U10P(N) Headset Date Code

Plantronics DuoSet H141, DuoSet H141N, Polaris P141-U10P, and Polaris P141N-U10P 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. Example: If you see … Continued

Plantronics SupraPlus and Polaris Headset Models

SupraPlus SL Models H351, H351N, H361, and H361N Polaris Models P351, P351N, P361, and P361N The date code is under the ear cushion and is represented by four numbers for the month and year.  In the example below, 01-05 stands for January 2005.

Plantronics Marque M155 Bluetooth Headset Date Code

Plantronics Marque M155 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 … Continued

Plantronics BackBeat 216 Stereo Headphones Date Code

Plantronics BackBeat 216 Stereo Headphones 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 BackBeat 216 headphone’s date code location … Continued