4Media FLV to MP4 Converter can convert FLV files to MPEG-4, MOV, H.264/MPEG-4 AVC videos for playback on various MP4 players like iPod, iPhone and PSP. And it can also extract M4A, WAV, MP3 audios from FLV videos.
It makes the built-in player resizable (Switch the zoom mode between 4:3 and 16:9), offers the function of power management, introduces NVIDIA CUDA and ATI Stream technology to level up the converting speed to a large degree, auto detect CPU configuration, and process one task with multi-core CPU, and even allow you to choose the core number for conversion. Output many different files from one video at one time by adding many profiles to one video and hitting one button. Set the start time and duration to extract the segment you want for converting. Multiple languages are supported: English, German, Japanese, French, and Chinese.