Swann SWDVR-4150WH-US 4-Channel 500GB DVR Remote Access Home Security System Swann SWDVR-4150WH-US 4-Channel D1 500GB Compact DVR Home Security System Compact DVR system / Designed to match any home dcor, its compact design will fit discretely in any location, at home or in the office 500GB 2.5-inch SATA hard drive pre-installed View remotely from your Smartphone or Tablet, includes SmartView Plus Software for Android and iOS Capable of monitoring and recording video from 4 cameras (cameras no included)