The Listen Tech LA-317-01 is compatible with the company's LT-700, LR-200, LR-300, LR-400, and LR-500 series products. It is designed with 4 separate slots for storing and charging your RF devices, as well as individual earphone slots to prevent cable tangling. A power cable connects the case to a standard electrical outlet, and the units will automatically turn off once they are fully charged. There is a large pocket for storing the headsets and any additional accessories. Durable latches with included keys allow you to lock the case for additional security. The case can be carried using the metal handle or by using the included detachable shoulder strap.