【Multi-functional Music Player】The mp3 player designed with music playing, Bluetooth 5.0 connection, built-in speaker, FM radio, voice recording, E-book reading(TXT file), video playing(128*160 AMV AVI converted video), photo Browsing, Screensaver, Alarm, Pedometer(No supported in Bluetooth mode), 25 Languages, Fast Rewind/Forward, Shuffle, etc. Solid metal body and portable size, perfect for Sport, fitness, running, traveling, etc. | 【Bluetooth 5.0 Technology】 Bluetooth 5.0 provides faster transmission speed, more stable performance and high anti-jamming capability, so you can play music through Bluetooth headphone/speaker, keep you away from the cables.【Note】: This MP3 is a Bluetooth transmitter, not a receiver, it cannot pair with phones. | 【HiFi Lossless Sound Quality】 This Bluetooth MP3 player adopts a professional intelligent digital noise reduction chip, ensuring high-qualified clear sound experience. This mp3 player supports playback of popular music formats, including MP3/ WMA/ APE / FLAC / WAV/ /DRM / ACELP.【Note】 It's incompatible with Itunes and audiobooks. | 【8GB Memory & Up to 128GB Expandable】RUIZU D50 player built-in 8GB internal memory, you can store about 2000 songs. Also it provides Micro SD slot for expandable memory and supports up to 128G external TF card, allow you carry more music, videos, images and e-book anywhere. | 【Unique Gift Choice】Delicate and compact design, easy operation, exquisite gift packaging, enjoy a more enjoyable experience. Nice gift idea for your family and friends.