With over two decades of experience and research, Kelly Howell has perfected our binaural beat technology to bring you the most effective brain synchronization audio programs available in the world today. The result is a whole body-mind experience that normally takes years of biofeedback or meditation training to attain. Brain Sync CDs and mp3s help you change from within, by changing the way your brain is patterned, and the way your body reacts. Brain Sync tapes and CDs have been clinically tested with a record-breaking 95% success rate and are offered to patients at America's most prestigious cancer treatment hospitals, Memorial Sloan Kettering and Dana Farber. After almost two decades of clinical research, Brain Sync is revealing itself to be one of the world's greatest breakthroughs in healing and mind expansion.
Recording dual audio, the practice of recording audio separately from the camera, started originally with film. It's become a common practice with the current crop of DSLR and cinema cameras. The challenge for editors is matching the video and audio in post.