The 3M Peltor Charging Cable AL2AI is a USB charging cable designed to charge your suitable 3M Peltor headset ACK081 battery pack, can be connected directly to a suitable USB power supply or you can buy the FR08 3 pin plug and connect the cable into the USB outlet of the FR08 plug adaptor.
Product description:
Charging cable for ACK081 and ACK082 Battery
Can be charged via an USB-port or connected to a FR08 (power supply).