Augment your vehicle’s Apple CarPlay, Android Auto or Bluetooth system with this two-port ROAV VIVA Pro smart car charger. Two built-in Amazon Alexa-supported microphones let you ask questions and driving directions, take hands-free calls and perform other smartphone-enabled tasks by voice. Tap the mute button of this Anker PowerIQ-driven ROAV VIVA Pro smart car charger to stop Alexa from listening. Compatible with most USB-enabled devices For wide-ranging use. 2 USB ports Enable you to charge multiple devices simultaneously. Alexa inside Amazon’s voice service gives you complete voice control in your car.