[Versatile Multimedia Player]Supports MP3 or MP4 playback, FM radio, and Bluetooth-compatible transmission for a comprehensive audio experience. [High-Sensitivity Touch Control]Full-screen capacitive touch interface ensures smooth and responsive operation. [Multifunctional Device]Features include voice recording, e-book reading, video playback, and background audio playback. [Expandable Storage]Supports up to 128GB of external storage for an extensive media library. [Compact and Portable]With dimensions of 69mm x 53.5mm x 12.5mm and weighing only 29 grams, it's perfect for on-the-go use. [Multilingual Support]Available in 10 languages including English, Chinese, French, German, Italian, Spanish, Korean, Arabic, Portuguese, and Russian. [Long Battery Life]210mAh lithium battery provides extended playtime with a quick 2-hour charging time. Specifications: Size: 69mmx53.5mmx12.5mm Software language: English, Chinese, French, German, Italian, Spanish, Korean, Arabic, Portuguese, Russian Product weight: about 29 grams Display: 1.54 inches 128x128 Button: High-sensitivity touch buttons Battery: 210mAh or 3.7V lithium battery Charging parameters: 5V or 1A input Charging time: about 2 hours Bluetooth-compatible version: 5.4 Expansion card: andle 128GB (not included) Environmental requirements: -5℃-40℃ Audio format: APE (Fast or Normal compression, 800Kbps-1000Kbps, sampling rate 8KHz-48KHz) FLAC (1000Kbps-1200Kbps, sampling rate 8KHz-48KHz) MP3 (8Kbps-320Kbps, sampling rate 8KHz-48KHz) WMA (5Kbps-384Kbps, sampling rate 8KHz-48KHz) WAV (32Kbps-1536Kbps, sampling rate 8KHz-48KHz) AAC-LC (8Kbps-320Kbps, sampling rate 8KHz-48KHz) Recording format: WAV E-book format: Support TXT documents Interface: Type-C USB2.0 charging Analog output: 3.5mm output Speaker: 1Wx8ohm