SD/SDHC extension cable 1,Patent number:200902025555.4) 2,Support SD memory card 128MB to 32GB 3,widely for GPS,Car DVD,etc ... Name: SD Card Extension CableSpecification:SD slot 36 * 29* 3.8mm + FFC cable+ SD32 * 24 ... connection cable2,Insert the SD adapter card into the machine For GPS Navigtion-Electronic SD extension Cable