Feature: 1. BT CD Player: Our portable CD player features 2 way BT wireless connectivity, powered by advanced BT 5.3 technology. It serves as both a transmitter, easily connecting to BT headphones and speakers, and a receiver, allowing seamless wireless connections with smartphones, laptops, and tablets. Please note that to connect the CD player to other BT devices, it must be in playback mode for use. 2. Rechargeable Battery: Equipped with a built in 2000mAh battery, this CD player eliminates the need for AA batteries. It charges fully in just 4 hours, ensuring 12 hours of music playback on the way. 3. Personalized Listening Experience: This CD player supports various formats, including CD, CD R, CD RW, MP3, and WMA, providing versatile playback options to enjoy music with family and friends through AUX or USB. 4. Portable Design: Lightweight and compact, this CD player is designed for easy portability, allowing you to enjoy your favorite CD music while at home, exercising, in the car, or traveling. 5. Thoughtful Gift: This portable CD player makes an excellent gift idea for loved one, especially for language learners or singers, as it features repeat and speed adjustment functions for personalized practice. Specification: Item Type: Portable CD Player with Headphones Material: ABS Battery Type: Lithium ion Battery 2000mAh (with built in battery for shipment) Power Supply Port: USB C Supported CD Formats: CD, CD R, CD RW, MP3, WMA Sound System: Stereo Rated Impedance: 4Ω BT Version: V5.3 USB Sound Format: MP3, WMA, WAV . Package List: 1 x Portable CD Player 1 x USB Cable 1 x Headphones 2 Pairs x Headphones Hats 1 x User Manual 1 x Sound Cable