SureCall’s EZ 4G is a revolutionary plug and play cell phone signal booster that does not require an outdoor antenna. The attractively designed EZ 4G incorporates SureCall’s award winning, patented all-carrier technology to deliver enhanced indoor cell phone signal coverage for clearer and more reliable voice and data performance. This booster works with all major Canadian networks and is perfect for cellular devices such as mobile phones, tablets, internet hubs in urban buildings that don’t have access to the exterior or roof (apartments, high-rises, rentals etc.).