Description de chez Amazon USA : - Comes with two clip sizes; the first type is for guitars with a thick soundboard or internally strengthened near the sound hole - The second clips is smaller and curved in shape; can be positioned on guitars or ukuleles whose soundboard ribs are near the sound hole towards the neck side - Excellent natural sound; very high acceptable sound pressure level (140 dB) - Easy mounting; lightweight rubber clamps specific to the instrument protect the instrument from vibration - Mini XLR to XLR connector adapter ensures the mic lead is properly positioned on the instrument; 48V phantom power supply required for wired connection