Sennheiser AVX-835 SET - digital wireless set with hand-held microphone, fully automatic

Product type: Wireless microphone system Package contents: XLR/3.5mm Jack Cable x 1 Microphone direction type: Cardioid Frequency range: 20 - 20000 Hz Microphone type: handheld Transducer type: Dynamic Battery technology: Lithium-Ion (Li-Ion) Battery lifetime: 15 h Harmonic distortion (THD): 0,1% Housing material: Metal Warnings: Do not open the unit housing.