Swann SWDVR-84680H Product colour: Black Maximum video resolution: 1920 x 1080 pixels Channels quantity: 8 channels Video input channels: 8 channels Audio input: RCA, Audio output: RCA HDD interface: Serial ATA Maximum HDD capacity: 4000 GB HDD capacity: 1000 GB Security Made SmarterCut the cost of crime & know whats happening with this Full HD 1080p security system to suit homes, offices, small businesses & retail storesSee More in Full HD 1080pFull HD 1080p resolution lets you discern important details which are essential for evidence, such as faces & license platesSet & ForgetEnjoy free local recording for up to a whole year+ onto a massive 1TB hard drive & save footage directly to your personal Dropbox accountExpand when NeededAdd up to 8 compatible cameras for full 8 channel monitoringSpeak 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 Spo