?Super Lightweight & Wearable Clip Design?The small music player weight only (0.8 ounces), suitable size(2.3 x 1.4 x 0.5 Inches ), 6 operation buttons and independent volume adjustment buttons make it very easy to operate. Special clip design for sport and music lovers, just hooked it to your pocket or blouse and enjoy music when running, jogging, riding, hiking or doing other exercises without any trouble. | ?Upgraded Bluetooth 5.0 & HiFi Sound Quality?The mp3 player with latest Bluetooth 5.0 technology, you can connect your Bluetooth headphone or Bluetooth speaker with faster data transfer speed, more stable connection and lower power consumption, increasing battery life. Built-in professional noise reduction chip, reduce noise and providing clear sound. Audio format supported: MP3/ WMA/ APE / FLAC / WAV/ /DRM / ACELP. | ?16GB Memory & Up to 128GB Expandable?RUIZU X52 mp3 player comes with 16GB internal memory, you can store about 4000 songs. Also it provides Micro SD slot for expandable memory and supports up to 128G external TF card, allow you carry more music anywhere. | ?Multifunctional Music Player? The mp3 player designed with Music playing, Blutooth wireless connection, FM radio, voice recording, E-book reading(TXT file), photo Browsing, screensaver, Pedometer(Not supported in Bluetooth mode), 25Languages, Fast Rewind/Forward, Shuffle, etc. Wearable clip design and mini size, perfect for Sport, fitness, running, traveling, etc. | ?Unique Gift Choice?Delicate and compact design, with a strong clip prevents any accidental drop, easy operation, exquisite gift packaging, enjoy a more enjoyable experience. Nice gift idea for your family and friends.