This item consists of the 5V SMPS buck converter power supply board for the QMX transceiver and QMX+ Rev 1.  ONE BOARD + Connector ONLY (the right hand board in the photo).

This board is NOT suitable for QMX+ Rev 2 PCBs and up.

• Assembled PCB for Soft power switch, reverse polarity protection and 5V buck converter
• 2x4-pin female header connector

NOTE: this board is only suitable for use in the QMX transceiver. It is not a standalone voltage regulator board for general purpose use. It can only be used in a QMX.