... High Profile Compression,Video Resolution:1280x1024,4 Channels D1 Real-time SD Card Mobile DVR with GPS MAIN FEATURES 1. High ... recording, up to mega-pixel for 4 channel(1280x1024) and D1 resolution for 1 channel(704x576).3. Compact size, much ... , Linux. SPECIFICATION ITEMSDVR001SDVR002SDVR004 VIDEOVIDEO INPUT1 channel2 channel4 channelVIDEO OUTPUT1 channel, 1.0V, p-p, 75Ω, BNCVIDEO FORMATSupport PAL ...