Wireless bluetooth speaker connection 3D coaxial input home theater audio surroundHome Bluetooth 3D surround speakerProduct features:1. Bluetooth version: V5.02. Use transmit power: 1.49mW3. Transmission frequency: 2.48 GHz4. Transmission distance: 8-10 meters5. Music playing time: about 3 hours6. Charging time: 2-3 hours7. Standby time: 240 hours9. Battery material: 1865010. Battery: 3.7 V / 2000 mA11. Signal to noise ratio: -80db12. Frequency response: 20HZ-20KHZ13. Charging voltage: DC 5V / 1A-2A14. Charging socket: micro 5pin (V8)15. Speaker power: 5W ¡Á 416. Support TF card17. The audio input supports 3.5mm audio input18. With radio function19. Supports coaxial IN jack21. Support for the infrared receiving port (with remote control)
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