... 16CHANNELS playback real time Supporting model : PAL,NTSCElectronic map : free editVideo resolving power ratio : 352*288,768*288,768 ... software video compression, image could reach 480 lines Free playback, including part enlarge, fast motion, slow motion ... remind, release guard work, improve reliability. Electronic map and track every spot image in time Video parameter ... alarm video LW-416H WDT DVR CARD