Video Greeting Video Support: AVI MP4 3GP AVM AMV.
Memory: 128MB, 512MB, 1GB, 2GB.
Power: built-in 4.2v / 450mAh lithium battery external USB power supply.
You can play 30 minutes of video clips, you can also achieve multi-button multi-video function.
Normal battery full load case, you can work for 5 hours or so, you can charge through the USB interface.
Video Greeting Card Switch Type: Press the standard switch, lever switch, light control switch, magnetic switch, infrared sensor switch.