HT-IP210P Built-in two-way audio supports talking to or listening from the camera Accessible with 1 antenna, 1 network cable, 1 manual, 1 CD and screws besides the camera and 1-year HooToo warranty Remote view and recording anywhere anytime through PC, phone and tablet P2P/AP plug & play, Easy to use on Windows PC, iOS & Android devices (not for Mac & WP). Compatible with 802.11b/g wireless protocol and supports WEP, WPA & WPA2 encryption Note: The camera's wireless range is about 10 meters without barrier.  You could download the P2P software IPCamClient or installation software IP Camera Tool from the HooToo website. The P2P APP MyCam Pro or P2PCamLive for iOS and Android could be search and downloaded from Apple Store and Google Play. And there is also detailed instruction for PC and phone.  If the unit is wired and the camera still drop off line, please reset the camera to factory setting and try again.