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+可視對講主機IP Video Intercom Host
+acb-07bcIP可視對講分機IP Video Intercom Extension
+acb-05c監倉對講分機Prison Surveillance Intercom extension
+acb-04c嵌入式網絡對講分機Embedded Network Intercom Extension
+acb-04壁掛式網絡對講分機Wall-mounted Network Intercom Extension
+acb-02AlarmTalk報警對講盒AlarmTalk Intercom Box
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