... stream technology. Standalone CCTV 4CH/8CH DVR Recorder H.264 compression, high definition4CH Full D1 Real-time (8 CH: 4CH x 2, ... Polish/Thai and so on, total 26 languages supported.4 CH playback,4 CH audio & video synchronization.USB mouse and remote ... , local multi-screen real-time preview, record, playback, network transmission and backup in the same time.Remote control DVR to monitor and playback ...