✓?Metal MP3 & long battery life? After 2.5 hours of full charge, the Bluetooth music player can play music with wired headphones for 48 hours (screen switched off), 6.5 hours in Bluetooth mode, 14 hours on the radio. Long service life, the perfect MP3 player when traveling. ✓?Multifunctional MP3 player?: M5The music player has an independent volume key and power switch, which is convenient for exercise. This 32GB Bluetooth walkman has music, FM radio, pedometer, recording, video, e-book, alarm clock, equalizer, A-B repeat, text synchronization, and other functions. Suitable for children, the elderly, husbands, and wives! Great gift,. ✓?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. ✓?Bluetooth 5.0 technology & support background operation?: Bluetooth 5.0 has faster transmission speed, stable performance, wide compatibility, strong anti-interference ability, (support background operation, no longer unable to use other functions due to Bluetooth connection), enjoy music through Bluetooth speakers Or Bluetooth headsets, keep you away from cable troubles, [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 MP3 player has a full touch screen, mirror surface, and zinc alloy design, scratch resistance (with protective cover & lanyard), it is small and exquisite, suitable for outdoor, travel, play, it Smooth operation is a great and convenient mp3 player, and supports one-key lock screen.