[Bluetooth V5.0 Crystal Clear Sound] Latest Bluetooth V5.0, our 2020 newest FM transmitter has a more stable connection and faster transmission. The advanced interference and noise cancellation technology (CVC technology) and A2DP function bring a crystal clear sound music and get rid of noise. [PD3.0 Type-C Quick Charge Dual USB Ports] 3 charging ports support charging 3 devices simultaneously. PD3.0 Type-C port with 18W charging power, provides high-speed charging for all Type-C devices. 5V/2.4A USB port can get your USB devices quickly charged. 5V/1A USB Port can read U disk up to 32GB. [Stylish Design] outlook makes your car more stylish. The flexible neck allows you to adjust the viewing angle. Press and hold the M button for two seconds to enter the shutdown mode, short press any button to boot. Note: the shutdown mode can only turn off the digital screen and LED backlight, disconnect Bluetooth, while keep the charging function. [Siri/Google Voice Assistant Hands-free Calls] Hands-free design makes your driving easier and safer. Our FM transmitter supports voice commands to ensure safe driving, using Siri or Google Assistant to make phone calls, send texts or get driving directions. Press the FM ''Phone'' button to answer/hang up/reject/redial calls, seamlessly switches between incoming calls and music.