Mini Portable Subwoofer Wireless Bluetooth Audio Speaker(Black)

1. Adopt 5W full-range speakers and hidden passive radiator at the bottom to provide rich audio and clear sound.2. Mini design, 5W power, surging bass; it can satisfy you and your family and friends to enjoy music at parties and gatherings.3. Support wireless stereo pairing.4. Bluetooth 4.1 technology, compatible with all Bluetooth-enabled devices. Connect instantly to your smartphone or tablet from 33 feet.5. Simple and stylish design, it is just a speaker, so you can use it anytime and anywhere. We gave up the microphone, 3.5mm jack and unnecessary buttons and other functions, leaving only a silicone button.6. Built-in battery capacity: 300mAh7. Input: DC 5V8. Frequency response range: 200Hz-20KHz9. Signal to noise ratio: about 70db10. Shell material: ABS+silicone11. Use time: 2-3 hours12. Charging time: 1.5 hours13. Connection method: Bluetooth connection14. Bluetooth range: 10m15. Product weight: 104g16. Product size: 5.9×5.9×5.3cm17. Packing