Check out this puzzle video tutorial on how to solve a 4x4 Rubik's Cube by advanced edge pairing. This video goes over how to match up multiple edges at a time, allowing you to eventually become faster with practice. This will also allow you to understand the technique necessary for multiple edge pairing in bigger cubes as well, where it really becomes necessary in solving quickly.
It is recommended that you can solve the 4x4 Rubiks Cube confidently and within five minutes. Remember, this is an ADVANCED method, so please make sure you are familiar with regular edge pairing first. Explained is the "build ring" structure, which enables you to match up to six edge pairs at a time on the 4x4 Rubik's Cube Revenge.