Multi-format compatibility: Supports CD, CD-R, CD-RW, MP3, and WMA formats – perfect for playing music, study materials, etc. Dual connectivity: Bluetooth 5.1 + 3.5mm audio cable connection – flexible for various situations. Extended battery life: A 2000mAh battery provides up to 7 hours of continuous playback. Lightweight and portable: Weighs only 271 grams – compact and ideal for commuters, travelers, or frequent travelers. Clear display: LCD screen shows title, mode, and battery level – intuitive operation. Product Specifications: Product Name: Portable CD Player Color: White Material: High-quality plastic Display: LCD screen Rated power: 2 watts Rated voltage: 5V/2A Rated frequency: 50–60Hz Supported formats: CD, CD-R, CD-RW, MP3, WMA Bluetooth version: 5.1 Battery capacity: 2000mAh Playback time: Up to 7 hours (with headphones) Charging interface: Type-C, supports fast charging (5V/1A) Audio output: 3.5mm headphone jack, AUX input Built-in speaker: Mono, 2W Dimensions: 135 × 135 × 25 mm Net weight: 271 grams (excluding accessories) Precautions: Use original or high-quality CDs to avoid reading errors. Fully charge the battery (approximately 3 hours) before first use. If the device is not used for an extended period, charge it every 2-3 months to extend battery life. Do not use in humid or dusty environments. For personal enjoyment and study only. Not for commercial reproduction or public performance. Package contents: 1 × Portable CD Player, 1 × USB Type-C charging cable, 1 × 3.5mm audio cable. Note: Whether you're rediscovering classic music or learning a language, this portable CD player is your reliable music companion.