Sony HDR-CX450 How To Use Manual page 33

Memory cards that meet the following conditions
Capacity of 4 GB or more
SD speed class 10:
Note
The movies recorded will be divided into files of 4GB when a SDHC memory card is used
to record XAVC S movies over extended periods of time. The divided files will be played
back continuously when played back on the camcorder. The divided files can be
integrated into the single file by using PlayMemories Home.
[20] How to Use
Recording movies
Record movies.
1. Open the LCD monitor of this product and turn the power on.
2. Press START/STOP to start recording.
To stop recording, press START/STOP again.
Note
If you close the LCD monitor while recording movies, this product stops recording.
The maximum continuous recordable time of a movie is about 13 hours.
When an AVCHD movie file exceeds 2 GB, the next movie file is created automatically.
When an MP4 movie file exceeds 4 GB, the next movie file is created automatically.
The following states will be indicated if data is still being written onto the recording media
after recording has finished. During this time, do not apply shock or vibration to this
product, or remove the battery pack or AC Adaptor.
Recording Recording movies/photos