Sennheiser e 906 Supercardioid Dynamic Instrument MicrophoneThe Sennheiser e906 supercardioid dynamic instrument mic is built to handle guitar amps, percussion, and horns. A switchable presence filter tailors its sound. Built to give your instruments the presence they demand in live performance applications, the e906 from Sennheiser is a professional, supercardioid dynamic instrument microphone. A powerful member of Sennheisers Evolution microphone series, the e906 is designed with audio professionals in mind.