If the sticker has worn off (common on units from the 1990s), you have three options:
Bose does not officially publish a public-facing decoder, but after analyzing hundreds of units and corresponding with Bose support, the community has reverse-engineered the system. bose wave serial number date of manufacture
These units often have a serial number with no letters (e.g., 0412876532 ). If the sticker has worn off (common on
Bose uses a serial number format, e.g., 123456Z1234567 . The key part is the two digits following the letter (usually after the 6th or 7th character). The key part is the two digits following
Once you have the 17-digit number, look specifically at to find the production date. Digit Position Example (e.g., "xxxxxxx 6117 xxxxxx") 8th Digit Last digit of the Year 6 = 2016 (or 2006/1996 based on model era) 9th–11th Digits Day of the Year (001–365) 117 = The 117th day of that year (April 26th)