CCTV Digital Video Recorder has several features like digital watermark verifications, multiple language support, external recording player etc and consists of sensitive electronics inside that are vulnerable to excessive shock. The Digital Video Recorder is offered in various models, such as ADB120, ADB240 and ADB30. The Digital Video Recorder comes with backup tools, remote softwares etc. And provides quality performance. CCTV Digital Video Recorder should not be covered with cloth and not to be installed in poorly ventilated places.