👍[Premium Metal & Quality Warranty] The outer circle is made of premium aluminum alloy that's exquisite texture, durable, better heat dissipation, safer than plastic. SONRU provides 12 months warranty and lifetime tech support. If you have any issues with this item, please feel free to contact us. | 🎤[Enhanced Dual Mics for Clearer Voice] Dual microphones work in tandem to collect your voice from all directions, while the latest CVC 8.0 noise reduction technology blocks out more road noise, wind noise and other distractions. This will ensure that both you and the other party can hear clearly. | 🚗[Most Advanced Bluetooth 5.3] SONRU car bluetooth 5.3 fm transmitter offer you a faster, more stable and smarter connection with CD-like sound quality, optimizing the transmission delay and connection defects of old Bluetooth version. This bluetooth adapter for car is well compatible with iPad, iPhone, Samsung, Google, LG, HTC, etc. | ⚡[PD 30W & QC 3.0 Fast Charging] The bluetooth car adapter is equipped with PD 30W Type-C and QC3.0 18W USB charging port, which can provide 4X faster speed than normal port. And 1 additional USB charge port (5V/1A) can also be used as a U disk port to play music. You can simultaneously charge 3 compatible devices. | 🌈[3 Modes 7-Color Changing Light] Rainbow light design of the outer circle creates new atmosphere to the car interior space, making driving more fun. You can switch 3 modes through light switch: 7-color light, 7-color breathing light, dark mode to meet your all driving needs. | 🎶[Clear & Stable Hands-Free Calling] Hands-free design makes your driving easier and safer. Supports Siri, Google voice navigation. Simply click the MFB to answer/hang up/reject/redial calls, seamlessly switches between incoming calls and music. The bluetooth fm transmitter for car built-in high-performance noise suppression microphone for a clearer and smoother call.