Yaesu YSK-7800
Remote Kit

The YSK-7800 Separation Kit consists of Front Panel mounting hardware and two 19.6 foot (6 m) interconnecting cables.
The kit allows the main body of the FT-7900 to be installed in the trunk, or anywhere else out of the way. The kit consists of:

Front Panel Nest
Controller Extension Cable
Speaker Extension Cable
Instruction Sheet
Double-Sided Adhesive Tape
Mounting Screws, Washers & Nuts