The USB micro B connector has become the new universal standard connector used on most smartphones and tablets. This premium USB 2.0 cable features a USB A male plug on one end and a USB micro B male plug on the other end. The polycarbonate connector heads are designed to fit through most phone and tablet cases, so you don't need to remove the case to charge or sync your device. The connector heads measure 0.51" x 0.36" x 0.25" (13.0 x 9.3 x 6.3 mm) on the USB micro B end and 0.51" x 0.55" x 0.25" (13.0 x 13.8 x 6.3 mm) on the USB A end. The gold plated connectors ensure a smooth, corrosion-free connection. The cable is shielded to protect against signal interference and data loss. - 100% compliant with USB 2.0 specifications - Gold plated connectors ensure a smooth, corrosion-free connection - Ultra-thin polycarbonate connector heads fit through most phone/tablet cases - Shielded to protect against external signal interference