FeaturesStorage: 2 TB DVRWorks with Amazon Alexa & Google AssistantAdd up to 16 compatible cameras4K Ultra HD recording qualityDimensions: 14.9 x 12.4 x 2.09\" (W x D x H)Peace of Mind From Every AngleReliable Wired ConnectionProtect your loved ones & property with this wired surveillance system. Just add compatible cameras to the Swann Outdoor Wireless 4K Ultra HD 16-Channel CCTV DVR Recorder.See & Hear Everything in Ultra HDSee faces, license plates, packages with state-of-the-art 4K Ultra HD, that’s 4x clearer than 1080p with powerful digital zoom – ensuring you won’t miss a thingExpand when NeededAdd compatible cameras as you needSet & ForgetEnjoy local recording for up to 180 days+ onto the massive 2TB hard drive with no fees ever. Save still images directly to your Dropbox accountSecurity Made SmarterCut the cost of crime & know what’s happening with this 4K Ultra HD security recorder. Just add camerasUltra-Impressive 4KVideo in pro-quality Ultra HD to see everything that’s happening live or in playback mode, plus you can zoom in close to see car license plates, faces & so much more.Speak to SeeEnjoy hands-free security using voice commands. Stream video from your camera via the Google Assistant & Chromecast, Google Home Hub, or via Alexa devices with a screen, such as Echo Spot, Echo Show or 4K Fire TV.True Detect Heat & Motion DetectionAdd cameras with Swann\'s True Detect, so warm objects, like people and cars, trigger recording & push notifications.Monitor the OutdoorsMount cameras outdoors. Weatherproof design, IP66 rating. Built to withstand rain, shine, snow & dust.Protection 24/7Add cameras with powerful infrared night vision so you can see in the dark, which automatically kicks in as the night falls.Save Evidence Off-SiteSet up the system to upload footage and still images to your Dropbox account in the cloud. So even if your security system gets stolen, you’ll have image evidence off-site.Free Storage with Massive Hard DriveThe massive 2TB HDD can store months of recordings before it starts saving over older footage. Easily transfer videos to a USB stick or download via network with no ongoing fees ever.Expand Your SecurityA 16-channel surveillance system suits small businesses and very large homes. See the office, stairwells, entrances, warehouse, loading dock, retail store, parking lots and more to protect your valuable assets. Add up to 8 more cameras to cover any blind spots. Add Spotlight CamerasAdd 5MP or 4K (8MP) Spotlight Cameras with powerful deterrence technology. Super bright spotlights turn on when activity is detected, bringing an image to colour, while the siren scares off intruders to help you prevent crime. What\'s In the BoxDVR-5580 16 Channel DVR with 2TB Hard DriveEthernet CableHDMI CablePower AdapterMouseQuick Start GuideTheft Deterrent Stickers