Q10 With Colorful Lamp 2-in-1 Bluetooth 5.3 Wireless Transmitter Receiver MP3 Player Adapter 1.Dual Functionality: Switch seamlessly between Bluetooth Transmitter (TX) and Receiver (RX) modes for versatile use with a range of devices. Stream audio from your computer, TV, or projector, or receive it on speakers, headphones, or car systems 2.Bluetooth 5.3: Enjoy a stable and fast connection with Bluetooth 5.3, ensuring low latency and high-quality audio streaming in both transmission and reception modes 3.TF Card Playback: Play your favorite music directly from a TF card, offering an additional convenient option for audio playback 4.Universal Compatibility: Equipped with an AUX interface, this adapter is compatible with various devices, making it an ideal choice for home and car audio systems 5.Portable and Long-lasting: Built-in 180mAh battery with a protection board provides 3-4 hours of continuous use, making it perfect for on-the-go entertainment Specifications: 1.Model: Q10 2.Transmission distance: 15m 3.Bluetooth version: V5.3 4.Interface type: 3.5mm interface