ReachAntenna - Antenna for Apple&reg; iPhone&reg; 6 Plus - Black Greater Coverage: while browsing the web, streaming music, video chat and more Faster Data Speeds: with a stronger signal, you can stay connected further away from a cell tower Better Battery Life: more efficient antenna performance can increase battery life Simple to Install: pairs automatically with your phone's antenna Use your own case: works with most iPhone 6 Plus compatible cases (excluding cases that contain metal)