... 3G Network H.264 4CH Car DVR Recorder Support 32GB SD Card AK-6104G Main Features:Industrial grade design,low power ... sealed design with lock,to avoid human destroy.11),Support 32G SD card for recording;3days storage.12),Self design mode,with GPS ... Setting3levels image for option(CIF,HD1,D1)Hard Disk StorageSupport 32G SD card for recording;3days storage.RecordingSupport 4CH vedio real time input ...