What is the difference between USP3/CN and a USP2/CN?

USP3/CN allows for TCP/IQ control and CobraNet in the same 100MB Cat 5 cable The USP3/CN has analog audio inputs 64 assignable filters with 9 different filter types including all-pass filters versus the USP2 which has 16 assigned filters with 8 filter types and does not have no all pass. USP2 has 650 ms of delay available as opposed to the USP3 with 2 seconds USP2 does not have signal generators USP3 has greater dynamic range USP3 has line voltage monitoring.