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DWC-DWSWSP30M |
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IP HORN SPEAKER 30W 120DB 350HZ BUILT IN 30W AMPLIFIER BUILT IN MICROPHONE ALARM INPUT COMPATIBLE WITH VOIP DEVICES(IPPBX IP PHONE) VIA SIP SUPPORTS PRE-RECORDED MESSAGES LIVE RESPONSES ALARMS AND BACKGROUND MUSIC G.711 PCMA 8 KHZ G.711 PCMU 8 KHZ G.722 A |