DESTEK FM25 Bluetooth FM Transmitter Radio Adapter 2.4A 12V Dual USB Charger, Hands-Free Calling and Music Control for iPhone 6/5 iPod iPad Galaxy S7 S6 HTC MP4 Tablet High quality stereo: Perfect audio transmission function amazing sound quality Hands-free tech: Answering, ending or rejecting a call can be simply done by pressing the multifunction button without holding a phone while driving Double universal USB charging ports Compatible with most devices with Bluetooth, like smartphones, tablets, PCs, MP3 and MP4 players Multi-function