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Adjustable Intercom Announcement Window Intercom System Dual way Intercommunication Microphone For School, Office, Bank,Station,Securities Company,Hospital,Station - - Amazon.com
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Adjustable Intercom Announcement Window Intercom System Dual way Intercommunication Microphone For School, Office, Bank,Station,Securities Company,Hospital,Station - - Amazon.com
Built-in studio-grade stereo condenser microphone array Password-protected file encryption WAV recording at 44.1/48/96kHz, 16/24
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Amazon.com: Dual-Way Audio Window Speaker Intercom System Bank Office Counter Window Store Station Two-Way Intercommunication Microphone Speaker : Electronics
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