For now received the unit does not work at all. (This can happen ...) I expect a response from the seller for an exchange. (Question Saturday, 26/10/13) I réévaluerai my bill as soon as I can get a device that functions to test and give it a rating Shift-> Quick Response seller in the same day (26.10.13): "The sav should contact me on Monday to give me the procedure of return". To be continued Monday, 10/28/13. (BE seller to the air for the serious now) Shift-> 02.11.13: receiving a new device that works in exchange it (but that is not new, probably a penalty back for another client.
The product: Good product, easy to use, good sound quality, no sizzle, echo a lot Decho, using the mini to be good. Tone button does nothing, volume button works well but of course to plug into an amplifier (stereo ..). I plugged it 2 microphones 600homs each.
So product advisor and of course given the price and quality of the product to be lucky to come across one that can be traced back fonctionne.Je the number of Product least one star to be dropped on a defective.