265 AHD 1080p 4CH Car Dvr OSD Menu, Linux System operation 4CH Video/Audio Input, 1 Channel Video/Audio Output, 1 Channel VGA Output Support Dual SD Card; Support reverse mirror function Support PC Playback and (MDVR) Video Playback Note:This is 265 standard version, NO 4G NO WIFI NO GPS FUNCTION. in front of dvr it has sim card slot but this slot does not work, it does not support putting a sim card in dvr,pls well known. NO SD Card in it. Due to different product batches, some parts may have slight differences in appearance, which not affect the use. Colour:Black Material:iron Package Contents: 1 * Loop Recording 4CH Car Video Recorder(Without Remote, Dual Card Version) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.