› 4-channel-4ch-security-cctv

1�4 channel video recorder ? Real?time synchronous recording of channels multi?channel real?time playback and multi?channel multi?user network operation. 2�HD display support 1920 * 1080/1280 * 720/1440 * 900/1280 * 1024/1024 * 768/800 * 600....