the mesh sounds like ground strap, especially considering the points it is soldered to.
-
Don't know what the product itself is, but maybe this was some type of refurbishment? Red is normally used to indicate Power, black to indicate Ground. Perhaps you can add a comment linking to some pictures?
+
I looked up the product website, and see they offer two models - with and without rechargeable battery pack. The pic of the unit with the battery pack appears to show the pack soldered into place - a red wire is clearly visible:
+
+
http://www.neo-direct.com/NEO/productdetails.aspx
+
+
Perhaps this explains the difference you are seeing? Or it could be a refurbishment modification...
the mesh sounds like ground strap, especially considering the points it is soldered to.
Don't know what the product itself is, but maybe this was some type of refurbishment? Red is normally used to indicate Power, black to indicate Ground. Perhaps you can add a comment linking to some pictures?