1.3g camera ,Sony CCD 420TVL 2.H.264, 2 way audio, dual stream 3.WCDMA,EVDO,TD-SCDMA 4.SD Card storage , ... ,520TVL,520TVL High Res Low Illumination 1/3"Sony CCD,1/4" OV CMOSVideo StandardDigital CMOS/PAL/NTSCVideo ScanningProgressive/InterlacedAuto Iris Lens ControlSupport( ... overlay; OSD location is adjustableSD Card InterfaceSD card,support video storage and image snapping; SD2.0 standard, maximum ...