【Advanced Bluetooth 5.1 Receiver】1Mii Bluetooth receiver is equipped with the latest Bluetooth 5.1 technology, providing a more stable connection, faster transmission, and less sound quality loss with lower power consumption compared to Bluetooth 5.0. After pairing, the car receiver will automatically reconnect to the last paired Bluetooth devices | 【High Quality Sound Quality】Bluetooth car adapter uses the QCC5125 dual-mode audio high-end chip to support 96K/24bit high-quality LDAC hall of fame sound quality, as well as LDAC/aptX/aptX HD/AAC high-definition Bluetooth formats. This allows ordinary devices without Bluetooth, such as old home theaters, stereos, car stereos, and multimedia systems, to immediately become Bluetooth audio devices, enabling you to listen to high-quality, non-destructive music delivered by our music receiver. | 【Oled Display Screen】The aux Bluetooth adapter for car has an OLED display screen, allowing you to see the current status of various functions, including the Bluetooth connection status, sampling rate and encoding method, volume, battery level, and incoming call alert. This makes it easy to stay informed about the status of the device. | 【Convenient Button】The 1Mii Bluetooth receiver for home stereo is designed with buttons for easy control. By pressing the buttons, you can play/pause music, receive calls, and adjust the music volume. You can also long press the volume button "+" or "-" for about 1.5 seconds to easily switch between next/previous song. The Bluetooth receiver can pair with up to two devices simultaneously, allowing you to easily switch music without disconnecting Bluetooth. | 【14 Hours of Battery Life】The Bluetooth adapter is small, lightweight, and easy to carry, offering up to 14 hours of nonstop music streaming, radio, GPS, or phone calls. It takes only 2 hours to fully charge the device using a Type-C fast charging cable. If the adapter is not paired with a device within 10 minutes, it will automatically turn off. In this case, you need to reboot the Bluetooth adapter to use it again.