• 2-in-1 Bluetooth 5.3 Audio Adapter：The Bluetooth transmitter (TX mode) enables you to transmit audio from TV, computer, and in-flight entertainment systems to Bluetooth headphones (with an adapter included in the package), earbuds, or Bluetooth speakers via a 3.5mm aux. The Bluetooth receiver (RX mode) connects your smartphone to wired speakers/headphones via Bluetooth
• Hands free calling and intelligent noise reduction technology：This aux bluetooth car adapter Utilizing the latest CVC8.0 noise reduction and Digital Signal Processor (DSP) technology, it can eliminate echoes and block interfering background noises such as wind, traffic, or crowd sounds, providing clear call quality. With a built-in microphone and an "MFB" button for answering/redialing/hanging up/rejecting calls, it facilitates hands-free communication. The Bluetooth audio adapter also supports broadcasting voice notifications from existing navigation apps, allowing you to keep your eyes on the road while driving
• 6-7 hour usage duration：This bluetooth receiver/Bluetooth transmitter offers up to 6 hours of working time for calls or music playback. It can be fully charged in just 1.5 hours using the Type-C fast charging cable (included in the package)