Effective Pixels 4K (3840x2160). > Built-in Mic & PoE. Built-in Mic Yes. > RTSP and Onvif 17.06 compatible. > Lightning protection 4000V. > Phone App：Videolink. ONVIF 17.06 compatible. if you are a wholesaler or bulk purchasing, we will provide you with the most favorable price and the most perfect service!
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