When were the PSM400 X1 products discontinued? And the P4M mixer? What were the final prices?
The PSM400 X1 (944 - 952 MHz) products were discontinued in September 2010. The recommended replacement is the PSM300 series.
Final U.S. retail prices:
P4T-X1 transmitter with removable antenna- $424
P4R-X1 wireless receiver - $449
P4M four channel personal monitor mixer - $424
Suggested replacement products for P4M: 1) Split Mix 4 by ART; 2) MyMonitor by ART www.artproaudio.com