I hesitated between the EU and the boom load. The prices go from simple to double. This enclosure has a good reserve of autonomy and the "burden" already saved me from fuel. To the people who find that the speaker lacks bass: if you are inside, move the vent to 5 cm of a wall effect "mega bass" guaranteed. In outdoor use, look no rendering of a box with 40 cm boomers In short, this is the perfect compromise between size and sound reproduction autonomy, it was worth the money.
Regarding the connection part: jack works well, bluetooth detection is fast too