Package Includes: 4CH Dahua DVR, 1TB Hard Disk, 4x Outdoor 2MP Cameras, 1x 12V Adapter, 1x 4 DC Splitter, 1x HDMI Cable, 1x Cat6 Cable, 4x BNC Cables. Dahua Mobile/PC Apps: iDMSS for iOS, gDMSS for Android devices, SmartPSS for Windows PC. DVR capabilities: HDCVI/AHD/TVI/CVBS/IP Auto-detection. The XVR can automatically recognize the signal from the front camera without any settings, making operation more user-friendly and convenient. Long Distance Transmission: The HDCVI system supports long-distance transmission over coaxial cable and UTP, with a maximum range of 800m for 1080P and 1200m for 720P.