Features 15.0 bluetooth chip with advanced technology assures stable signal and high quality voice. It's distance can up to 10 meters. 2Large memory with 32G, you can listen to more songs 3Light weight and small size, easy to carry. 4It is not only a music player speaker, it also have function with radio. 5Two speakers can be connected at same time to bring stereophonic sound. Specification Discription: This is speaker with 5.0 bluetooth chip which guarantee stable signal , high quality voice and its distance can up to 10 meters. It is a music player as well as a radio. Large memory with 32G, you can listen to more songs. Light weight and small size, easy to carry. Features: 1. 5.0 bluetooth chip with advanced technology assures stable signal and high quality voice. It's distance can up to 10 meters. 2. Large memory with 32G, you can listen to more songs. 3. It is not only a music player speaker, it also have function with radio. 4. Light weight and small size, easy to carry. 5. Two speakers can be connected at same time to bring stereophonic sound. Specifications: Bluetooth Chip: 5.0 Effective Distance: 10M Interface Type: USB Frequency Response Range: 200Hz-18KHz Output Power: 10W Power Supply: Built-in 4000mAh lithium battery Format Supported: USB / T-flash Card(Not Included) Extended Storage: 32GB Shell Material: Plastic Weight: Approx. 560g Color: Black Package List: 1 x Bluetooth speaker 1 x USB Charger Cable 1 x Audio Cable