Logitech Alert 750i Indoor Master - HD-Quality Security System Please note: Logitech Alert Digital Security Systems are not backwards compatible with Logitech WiLife Digital Security Systems HD-quality video and 130 Degreeswide-angle lens Free, remote viewing of live video on your computer or smart phone (iPhone, Android or BlackBerry) Motion-triggered recording and alerts Windows-based PC needed for set-up and control Complete indoor digital video security system?easy to install, no new wiring or networking needed