Is the 03929-63 HDI Wireless Training Adapter Just for Wireless Headsets?

Question:  Is the 03929-63 Headset Training Adapter just for wireless headsets?  I have an older S10 (Updated to S12) amplifier and some headsets, and would like to use them for training. Answer:  In a word, no, it has multiple applications (okay five words).  A Headsets Direct original product, the 03929-63 Training Adapter began as an answer … Continued