Car Bluetooth Receiver, Bluetooth 5.3 Jack Adapter for Wired Stereo/Headphones/Speakers, AUX Bluetooth Receiver, Hands-Free Calls, Dual Connection, 16-Hour Battery Life About this product Enjoy Wireless Music Streaming: This Bluetooth receiver adds Bluetooth functionality to a variety of non-Bluetooth devices, such as non-Bluetooth car audio systems, stereo systems, speakers, and wired headphones, via a 3.5mm AUX cable. Simply pair it with your phone and start enjoying high-quality music! High-Quality Music and Crystal-Clear Calls: Our car Bluetooth adapter features professional HD audio codecs, allowing you to enjoy high-quality music streaming. CVC8.0 noise reduction technology helps eliminate echo and block distracting background noise for clear calls. Hands-Free Calls and Navigation: The built-in microphone enables hands-free calling, and the "MFB" button allows you to answer, hang up, or reject calls. A Bluetooth aux connector also supports voice prompts for existing navigation apps. Stop looking at your phone while driving and drive safely! Bluetooth 5.3 & Dual Pairing: Equipped with an upgraded Bluetooth 5.3 chip for a stable connection and fast transmission. The Bluetooth connector is compatible with most Bluetooth devices like smartphones, iPads, laptops, etc. It supports connecting 2 Bluetooth devices simultaneously; simply pause the currently playing device and play another to switch music sources. Long Battery Life and Type-C Charging: This car Bluetooth receiver operates for up to 16 hours with normal use. It takes only 2.5 hours to fully charge using the Type-C fast charging cable (included in the package). More conveniently, this Bluetooth music adapter can also be used while charging. PS: If the battery is fully charged, the indicator light will not illuminate during charging. Package Accessories: 1. Bluetooth Music Receiving Host x 1, USB Charging Cable x 1, 3.5mm Audio Adapter Cable x 1, 3.5mm Metal Adapter x 1, English Product Manual x 1.