Fangrui Product Details 1. Lz E27 Dc 5v Portable Wireless Speaker With Hands-free Calling, Support Usb & Tf Card & 3.5mm Aux 2. Features: 3. Support Tf Card. 4. Support Usb. 5. Support 3.5mm Audio. 6. Button Operation Playpause, Onoff, Volume Updown, Hands-free Calling. 7. Hands-free Calling And Release Your Hands. 8. Pure Music, High Quality And Fidelity. 9. Two-way Resonant Radiation Device, Equipped With High-efficiency Power Amplifier, Ultra-low Frequency, Rich Bass, For A More Powerful Bass Effect. 10. Built-in 1500mah Capacity Battery, Playable Time: 1-3 Hours. 11. The Bottom Non-slip Pad Design Ensures A Firm Position And Prevents Friction Between The Table And The Speaker, Causing The Speaker To Wear Out. 12. Leather Handle Design For Easy Carrying. 13. The Package Contains: 14. Bluetooth Speaker X 1 15. 5mm Aux Line X 1 16. Mirco Usb Charging Cable X 1 Suitable For Everyday Use