V134 IDU-E 
Supports Bi-directional data (full feature) for Sony/Grass Valley/Hitachi/Panasonic Studio
Fixes:
Shifting from Data link V1/V2 over time no longer occurs.
V2 is automatically selected for camera types that require it.
Reduced data cycle prevents buffering of changes
Option added to have return data for Ethernet, use the same inputs as for Legacy/Serial. For Ease of Wiring/installation.
Know limitations:
Ikegami and Nac cameras not supported, use v130
Cascade reception not supported, use v130 or ODU-E