Multi-Zone Microphone, Built-In Preamp and Page Access Contact Closure
Valcom Multi-Zone, Cardioid, Wired, Black, DTMF, 110 V, 60 Hz
Valcom Multi-Zone. Microphone direction type: Cardioid. Connectivity technology: Wired. Product colour: Black, Compatible products: DTMF. AC input voltage: 110 V, AC input frequency: 60 Hz. Power supply type: 110 VAC/60Hz