优势
Time: 2018-01-31 Click:
The enterprise products, its distinctive features, continue to develop and refresh the intelligent building intercom fields. Enterprise has long been developed, created DX-40 has a common wire intelligent Warburg visual style, non-visual intercom system and single-zone, two zones, four-zone and multi-zone, set the visitors intercom, networking multiparty call, alarm, information dissemination, dynamic hard disk recording, still image capture visitor intelligence commu
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