ChargerCity Windshield Suction Mount for Sirius XM Onyx EZR EZ Plus Lynx Satellite Radio w/Single T (XM) Delphi Skiff and AMPS Pattern (SiriusXM) Compatible Compatible with Delphi Skiff, Sirius and XM Satellite Radios, as well as devices with Single T or AMPS patterns Easy to install with one touch lever with Powerful Suction Base attack on to windshield and smooth surface PVC suction mount arm adjusts vertically and provides 360 degree rotation Compatible with Garmin ZUMO Factory 4 hole AMPs fitting Cradle (RAM MOUNT Compatible)