... 802.11b/g protocol, can build up wireless monitoring. Supports UPNP, port forwarding automatically on ... Main Profile Level 3.0 compression format, support 2 way audio, Wifi, SD Slot (32GB), and mobile phone ... Support 802.11b/g protocol, can build-in wireless monitoring.Supports UPNP, port forwarding automatically on ... , Long time recording, video replay etc. Wireless IP camera with Two-way audio IP002W