Anbero Wireless In-Car Bluetooth FM Transmitter Adapter with USB Car Charger BLUE LIGHT LCD DISPLAY - When start cars, the 1.44 inch lcd screen will display bluetooth connect information, fm channel, car battery voltage, also display incoming phone call number, name of songs playing through micro sd card; QUICK CHARGING - With the 5V/2.1A usb charging port output, can charge mobile phones, tablet pcs and other portable devices; HANDSFREE - Built-in microphone and use cvc technology creates full duplex sound, noise and wind will be suppressed, you'll hear clean sound; EXTENSIVE COMPATIBILITY - Work for iPhone 7/6S/6/SE/5S/5/4S/4, Samsung, HTC, LG, Blackberry, Sony, Tablet PC, iPad, other bluetooth enabled devices, also support maximum 32GB micro sd card and MP3/MP4 players through aux input to play (only support MP3/WMA/FLAC format); WHAT YOU GET - 1 x Anbero bluetooth fm transmitter, 1 x instructions manual, 1 x 3.3ft audio line.