Digital8 Usb Very Fast How Do I Transfer A Video From A Camcorder To A PC?

How do I transfer a video from a camcorder to a PC? - digital8 usb very fast

DCRTRV340 I have a Sony Digital8 Camcorder w / 2.5 "LCD USB Streaming, Memory Stick and the ability and I connected with a USB cable to the computer and I have no idea why did not say that there is a USB port or nothing! Place the chamber on memory and the camera says: "USB cable" Help Please, if you can!