Sony DCR-TRV8 Operating Instructions Manual page 62

I Audio dubbing
You can record an audio sound to add to the original sound on a tape by cormecting
audio equipment or a microphorre. If you connect the audio equipment, you can add
soimd to your recorded tape by specifying startirrg and ending points. The original
sound will not be erased.
Use the Remote Commander for this operation.
You can check the recorded picture and sound by connecting the AUDIO/VIDEO jack
I to a TV.
f The recorded sound is not output from a speaker. Check the sound by using the TV or
[ headphones.
■OS'
Microphone (not supplied)