Cost-effective IP solution with compact size Superior Low-light Performance with Automatic Night-mode 2.5G / 3G Mobile Phone Live Viewing RTSP Live-viewing Supported (VLC, Quicktime, Real Player, etc...) HTTPS Encryption for enhanced internet security Two-way audio with Built-in Microphone Simultaneous Motion JPEG & MPEG-4 Dual Streaming Excellent image quality with up to 30 fps in all resolutions UPnP for fast and easy installation Bundled 16 Channel Surveillance software