Andoer 2CH SD RealTime 25/30fps Mini Card DVR Home/ Car / Bus Used Mobile DVR SD Card Recording with Remote Controller Simultaneously works with 2 cameras: 2 channel video input and recording at the same time. Compatible with Mpeg-4 compression, video format ASF, MP3 audio format. Support IR remote operation. Supports the maximum up to 128G SD card. Included Micro USB 2.0 for communicating with computer (system update) or getting power (USB Cable Not included)