New ECS A511 Power Supply.

The ECS A511 can be used with the Digital Voice recorder DS-4000 and DS-3300 as well as the CR3 Docking Station.

This 4.8V high power AC Adapter is needed to recharge the Ni-MH battery pack (BR402).
Just set the Digital Recorder with its inserted battery pack into the docking station (CR3) and connect the AC adapter.