The Bebob Engineering COCO-EX1 is a battery adapter for the BP-U60 battery and Sony PMW-EX1. This device allows the BP-U60 to power the camcorder, wireless receivers and equipment utilizing Power Tap connectivity.
Power Tap
The twist power tap connection allows many video lights and other equipment to utilize a 14.4VDC output.
Hirose 4-Pin
The Hirose connector is utilized by many wireless mic receivers and other 14.4VDC equipment.