The Yesido YAU25 Mini Wireless Receiver to 3.5mm AUX Audio Transmitter Adapter is a versatile Bluetooth solution that allows you to wirelessly transmit or receive audio between your mobile devices and audio equipment. It supports Bluetooth 5.0 for stable and fast connectivity and features a 3.5mm plug connector for easy integration with headphones, speakers, or car audio systems. With both TX (transmitter) and RX (receiver) modes, this compact device provides seamless audio streaming for a variety of applications. Specifications: Brand: Yesido Model: YAU25 Wireless Receiver to 3.5mm Bluetooth Transmitter Color: Black Applicable to: Smartphones, Speakers, Headsets, Car Audio Item Name: Bluetooth Receiver Launcher Charging Plug: Android Bluetooth Version: V5.0 Bluetooth Distance: 10M (MAX) Key Features: The YAU25 adapter features Bluetooth 5.0 for reliable connectivity, enabling smooth audio streaming. It offers a 3.5mm plug connector for easy connection to various audio devices. The device operates in both TX (transmitter) and RX (receiver) modes, allowing you to either send or receive Bluetooth signals. Equipped with a built-in battery, it ensures portability and convenience, making it an ideal solution for use with mobile phones, tablets, MP3/MP4 players, and audio devices.