Biamp Parlé TCM-1A, Conference microphone, 70 dB, 150 - 16000 Hz, 92 dB, 106 dB, Wired Biamp Parlé TCM-1A. Type: Conference microphone, Microphone sensitivity: 70 dB, Microphone frequency: 150 - 16000 Hz. Connectivity technology: Wired, Device interface: 2-pin. Product color: Black, Cable length: 118.1" (3 m), Country of origin: United States. Power source: DC. Width: 2.48" (63 mm), Depth: 2.48" (63 mm), Height: 2.01" (51 mm)