FlexSMART Advanced In-Car Wireless Bluetooth FM Transmitter The NEW & improved X3 delivers enhanced audio clarity and easy pairing technology for seamless handsfree calling, stunning wireless audio playback, and ultimate bluetooth performance! With a sleek & completely redesigned form-factor, the FlexSMART X3 features low profile port placement, flexible neck, and ultra chic styling Introducing precision button controls - featuring volume, station tuning, track control, play/pause, Auto-Scan, and integrated LCD Display Answer / End Call buttons to let you fine tune an incredible audio experience Onboard features include a universal USB charging port, AUX Line-In to connect non Bluetooth devices, and Line-Out to enable your car with Bluetooth technology through it's 3.5mm Audio-In jack! Compatible With: Smartphones / MP3 Players: Apple iPhone 5 , 4S , 4 , 3GS , iPod Touch / Samsung: Galaxy S4 , S3 , S III mini , Note 2 , Fame , Young , Stellar , S2 , Galaxy S Player 5.0 , 4.2 , 4.0 , 3.6 / HTC: ONE , DROID DNA , One X+ , X , Desire , 8X , 8S / Motorola: RAZR M , MAXX HD , i , MAXX , Electrify M / LG: Google Nexus 4 , Optimus G Pro , G , Elite , 4X , Intuition , Spectrum 2 , Xpression / Nokia: Lumia 920 , 820 , 720 , 900 , 800 , 808 PureView / Blackberry: Z10 , Curve , Storm , Torch / Sony: Xperia Z , ZL , V , J , T , TL , S , P , U , ion ...and hundreds more phones, players & tablets by Kyocera , Huawei , Pantech , ZTE , Mach Speed & others! *1A; Some devices may require OEM USB Mini, 30-Pin, or Lightning Cable to charge.