The unidirectional (cardioid) polar pattern of the SV100 helps reduce feedback, while the wide frequency response and high output deliver excellent sound quality. Ideal for spoken-word presentations, karaoke performances, multimedia, and instrument use, the SV100 microphone includes a durable cable with ¼” (6.3 mm) plug for use with home or portable recording/karaoke systems. Frequency Response 50 to 15,000 Hz. lmpedance 600 Ohm. Output Level -52 dBV/Pa* at 1kHz *1 Pa=94 dB SPL.