[12 Month Warranty]: 12 Month Money Back Warrant,100% Satisfaction of Customer Service. If you get any product quality problems or bluetooth connection issue on this bluetooth mp3 player . Please feel free to contact. [Multifunctional MP3 Player]: Not only supports Bluetooth connection but also supports FM radio, recording, picture browsing, video playback, file browsing, e-book reading (only supports txt format), built-in pedometer function, very suitable for sports running, Travel, with built-in speaker, you can enjoy music without headphones, it is a good gift for children, elderly and husband, wife. [HiFi Lossless Sound Quality] :This Bluetooth MP3 player uses a professional intelligent digital noise reduction chip to ensure a high-quality audio experience. Enhance your music experience and create your own custom equalizer settings, or choose from several preset options: rock, funk, hip hop, jazz, classical. Support popular audio formats: MP3 / WMA / APE / FLAC / WAV / ACELP. [Wireless Bluetooth 5.0 technology] :Bluetooth 5.0 means faster transmission speed, stable performance and higher anti-interference ability. You can play music through Bluetooth speakers or Bluetooth headphones. [Please note]: This MP3 is a Bluetooth transmitter, not a receiver, and cannot be paired with a mobile phone. [Full Screen Touch MP3 Player] :This Bluetooth-enabled MP3 player has a 1.8-inch touch screen, mirror surface and zinc alloy design. Scratch resistance. It can control and touch the full screen, allowing you to operate the MP3 player more smoothly, and supports one-touch lock screen.