The UGREEN Bluetooth 5.4 Music Receiver and Transmitter Adapter features a 3.5mm audio port and USB interface, supporting A2DP, AVRCP, HSP, and HFP profiles for versatile connectivity. With an OLED display and a transmission range of up to 10 meters, it delivers clear audio from 20Hz to 20kHz. Compatible with SBC and AAC codecs, this wireless adapter ensures seamless streaming for your home stereo or car system, powered conveniently via USB-A. Enjoy reliable Bluetooth 5.4 performance without interference, making it an ideal choice for enhancing your audio experience.