The Monoprice 6-Port 6.4A USB Smart Charger Station Dock is a high-performance power station. Compatible with both Apple® iOS® and Android™ mobile devices, it is capable of delivering a total of 6.4 amps / 33 watts of charging power, with a per port maximum of 2.4 amps / 12 watts, making it perfect for full speed charging of power hungry devices, such as the Apple iPad®. This Smart Charger provides an industrial-grade plastic outer shell and our input voltage chip allows for 100 ~ 240 VAC.