Works on windshield or dash Attaches directly to the control head Can be swiveled to get the perfect view of your device Extentable arm This extremely strong with plunger action suction cup can be attached to your windshield or dash. The suction cup is made of a polyurethane gel. So it will stick to any flat clean surface, even if it has a light texture The mount has a 5mm stud that will thread directly into your Yaesu control head, nothing else to buy, great job Yaesu!