The RAM-HOL-UN4U is designed to hold a range of phones and electronics. The RAM® Finger-Grip™ comes with three sets of four flexible rubber-coated fingers to grip your device. To open the fingers, simply squeeze the ends. The bottom of the holder includes a back plate that adds support to the device being held. The spine plate contains the universal AMPS hole pattern for connection to compatible RAM® components using the included set of two nuts and bolts.