1. Quadruple super loud direct plug speaker 2. Small body, with the bag to carry freely 3. Play with colors, six colors are optional 4. Built-in lithium battery, playing the phone will not consume the battery, lasting 5. 3.5MM gold-plated plug, compatible with mainstream devices on the market 6. Mobile phone plug-in speaker, mobile power supply, wonderful never interrupted 7. Integrated button 8. Battery capacity: 3.7v 350mAh 9. Charging voltage: DC5v 500mA 10. Output power: 3w 11. Output impedance: 4 ohm 12. Frequency response: 50-18000Hz 13. SNR: More than 80 db 14. Horn size: 1.4 inches 15. Size: 46x46x33mm 16. Weight: 36g
