• Advanced Bluetooth-compatible chip and circuit design is compatible with most Bluetooth-compatible devices
• Excellent for outdoor sports and exercise and travel and so on
• Support Bluetooth, radio, USB, and TF card connections
• This speaker is compact, portable, and convenient to carry
• Built-in a phone holder, you can place your mobile phone on the speaker 

Specifications:

• Support: Bluetooth, radio, USB, TF card
• Horn size: 3 inch
• Power: 5W
• Battery: 14500/500mAh