SPD-HRHR is a 4-Pin Push-Power (compatible with Hirose 4-Pin) to 4-Pin Push-Power connector. The SPD-HRHR is meant to be used with Hirose-compatible powered devices.
This Hirose 4-Pin port-compatible cable is capable of working with the following;
Audio Root eSmart BG-DU, eSmart BG-DU-REG
Audio Root vmDBOX-HRS
Deity SPD-1
Sound Devices MX-HIROSE DC Input Sled
Sound Devices 633, 664, 688
Sound Devices A10-RX A-TA3 Adapter, A10-RX A-XLR
Wisycom MCR54 End Plate
Zaxcom Nova, Nova 2
Zaxcom Deva 24
Zoom F4
Zoom F8, F8n, F8n Po