An Internet protocol camera, or IP camera, is a type of digital video camera commonly employed for surveillance, and which, unlike analog closed circuit television (CCTV) cameras, can send and receive data via a computer network and the Internet.
Top high definition IP surveillance cam for indoor use: http://www.kosspa.com/hd-ip-camera. Unlike other internet protocol systems, this one comes with night vision, motion/sound detection, temperature sensor and two-way audio for home monitoring. This wireless IP camera is recording 720p HD video in real-time. Setup is quick and very easy.