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Bluetooth Headsets: Where to find date code

Article ID:
000005057
     Discovery 925 Series Voyager Pro Voyager 835    Voyager 815 & 855   Explorer  - 220, 320, 330, 340 & 350 Explorer 360 & 370 Explorer 390        Pulsar 260 Pulsar Headset  590/590e      Pulsar Adapter   Voyager 510 & 510s (Headset)       Voyager 520    Discovery Series - 610, 640, 645, 655, 665 & 640E    M2500      M3000 / M3500 BackBeat 903/906 Headset The two digit Date Code on this headset is located on the left side, which also has the Power 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 and the third line has "IE XX IC:457A-BB903". The "XX" is the Date Code which is a letter and a number, for example B4 or J9.   BackBeat 906 3.5mm Audio adapter The two digit Date Code on audio adapter is located on the back of the adapter,  and you will see a printed "CE". left of the CE are five lines of very small print and the fourth line has "XX XX ". The second "XX" is the Date Code which is a letter and a number, for example B4 or J9.