Multifunction Player This is an MP3 player or car audio adapter with LCD LCD display, music player suitable for running, home and car use. The lightweight mini body is easy to carry, so you can easily put your MP3 player in your pocket and backpack and enjoy music anytime, anywhere. Bluetooth function adopts Bluetooth 5.0 technology, signal transmission is faster and more stable, professional intelligent digital noise reduction chip, provides HIFI-level sound effects, can be used with speakers and headphones, and supports background music playback Note: This is a receiver, not a transmitter, can be connected to a mobile phone Long battery life Only 2-3 hours for a full charge, MP3 music player allows you to enjoy up to 6 hours of real lossless music with normal and EQ Two sound modes allow you to choose and design your favorite music mode. Small and portable 3.5mm color screen, good visual effect, comfortable grip, scratch resistant and durable. User interface design, easy to use, mini size, clip design. You can easily put it in your pocket and it is also a great gift for family and friends.