... 2.Arm and disarm with remote control Wireless Remote DVR Motion Alarm with 4G SD Model: CX ... special protection.The package mainly contains: 1 wireless DVR motion alarm, 1 SD card (4G), 1 USB ... wide-angle detection, special temperature compensation circuit design, wireless signal transmission. 3. Remote arm and disarm, ... driver installation)Product Preview: Wireless Remote DVR Motion Alarm with 4G SD