Features of JC400P Car Surveillance Camera with Mobile SIM Card 4G Supports Live Streaming feature via mobile or computer (LiveStream) and communication with the driver or passengers, and hearing their voices. Supports built-in GPS feature to know (shooting location + date + time + vehicle speed). Possibility of monitoring the driver's speed and sudden vehicle acceleration. Ability to track more than one vehicle in the same application and view all vehicle routes and locations up to 6 months prior. Ability to follow vehicle movements for more than one user at the same time and from anywhere. Car surveillance cameras support memory up to 128 GB, and recording extends up to a full week (depending on vehicle usage). (Data SIM + Storage Memory) slot with a special key and lock to prevent tampering and preserve previous recordings. Supports pairing with mobile via the Tracksolid Pro application on iPhone and Android.