Make sure you do a software update. After days of trying to fix my Bose, this was the only thing that made it charge gain.
==== ***Update using a computer*** ====
===== ***To update your product:*** =====
# On a computer, go to ++[link|http://btu.bose.com/|btu.bose.com|new_window=true]++ to open the Bose updater
# Follow the updater instructions to update your product.[br]
Tip: If the updater is not already installed on your computer, you will be prompted to download and install it.
If you have difficulty with the updater, see ++[link|https://www.bose.com/en_us/support/articles/HC2474/productCodes/soundlink_color_ii/article.html.html.html.html#|Compatibility info for the Bose online product updater|new_window=true]++