How to use OBDSTAR ET-108 USB Inspection Camera for OBDSTAR X300 DP key master dp? Update OBDSTAR X300 DP to latest version Upgrade success. There is a new “Endoscope” function on x300 tablet Press “Endoscope” icon to download app software Download success. Connect OBDSTAR ET-108 USB Inspection Camera with X300 DP via USB port on […]