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Bluetooth Headsets: Date Code Location

Headsets are listed in alphabetical order. Date Codes consist of one letter and one number (e.g., A9).

BackBeat 903/906

The two digit Date Code on this headband is located on the left side, which also has the on/off switch. Look at the inside surface (facing your ear) and you will see a printed "CE". Above the CE are four lines of very small print. The Date Code is on the third line.

BackBeat 903/906 Date Code Location

BackBeat 903+

NOTE: In the example below, the Date Code is the letter I and the number 0.

BackBeat 903+ Date Code Location

Discovery 600 Series (610, 640, 640E, 645, 655, and 665)

Discovery 925/975



Explorer 210, 220, 230, 320, 330, 340, 350, and 390


Explorer 360/370




Date Code location for the M100


Date Code location for the M1100



Pulsar 260


Pulsar 590A/590E



Pulsar Universal Adapter


Voyager 510/510s

Voyager 510 Date Code Location

Voyager 815/855

Voyager 815/855 Date Code Location


Voyager 835



Voyager Pro/Voyager Pro +


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