Protect your loved ones & property with this wired surveillance system. See & Hear Everything in Ultra HD. Mount the cameras (sold separately) inside or outside to see faces, license plates, packages & more with amazing 4K Ultra HD resolution that’s state-of-the-art, with powerful digital zoom. Protection 24/7. Add up to 16 cameras for full 16 channel monitoring. Swann’s True Detect™ heat & motion-based PIR detection reliably captures & records activity, with fewer false triggers & reliable push notifications. Enjoy local recording for up to 90 days+ onto the massive 2TB hard drive with no fees ever. Save still images directly to your Dropbox account. Cut the cost of crime & know what’s happening with this expandable 4K Ultra HD security system to suit homes, offices, small businesses & retail stores.