Durable design with 3.5mm audio output for high-fidelity transmission. Bluetooth-compatible 5.1 technology ensures stable connection without delay. Compact and portable, perfect for travel. Simple and easy to use, just plug and play. Supports hands-free calling and voice navigation with built-in noise-canceling microphone. Description: Introducing our Bluetooth-compatible adapter with Hands-free Call functionality This compact and portable device is perfect for those on the go. With its built-in noise-canceling microphone, you can enjoy free high-definition calls without any distractions. The durable design ensures long-lasting use, making it ideal for travel. Equipped with a 3.5mm audio output, this adapter provides high-fidelity transmission and supports both mobile phone music and call functions. Its Bluetooth-compatible 5.1 technology guarantees a stable connection without any delays, allowing you to enjoy uninterrupted music playback. Using this adapter is simple and easy. Just connect it to your car stereo, speaker, amplifier, headset, or any other audio device using the USB to 3.5mm interface. It supports various features such as music streaming, hands-free calling, and voice navigation. One of the standout features of this adapter is its ability to connect to two mobile phones simultaneously through its 1 drag two connection feature. This makes it convenient for sharing music or switching between devices effortlessly. Additionally, it supports automatic connection to your mobile phone for hassle-free usage. With our Bluetooth-compatible adapter, you can free your hands during calls and experience crystal-clear sound quality thanks to the built-in noise-canceling microphone. Item Name: Adapter Material: Metal Interface: USB to 3.5mm Cable Length: about 30-120cm Features: Stable Transmission, High-fidelity, Stainless Size Details: Length: 31cm/12.2" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Adapter