... 4 / 8ch h.264 standalone dvr 1)Video format:H.264 2)Support Mobile phone,alarm email&DDNS function. 3)It support 8CH playback 4 / 8ch h.264 ... brightness, contrast, sharpness and color adjustable for each channel♦Support video sequence display♦Display modes: PIP, FULL, ... ModesFull screen, multiple screens, Sequence display, exchangeable channel display, picture-in-pictureAudio Input-8Db22kΩ,RCA connector ...