Fangrui Product Details 1. Desktop Alarm Clock Bluetooth Speaker Dual-speaker High-power Computer Audio 2. Material: Abs, Electronic Components 3. Functions: Bluetooth Connection, Tf Card Playback, U Disk Playback, Wired Audio Input, Clock Display, Alarm Clock Function 4. Bluetooth Version: 5.0 5. Power: 6w 6. Frequency Response Range: 90hz-18khz 7. Signal-to-noise Ratio: 75db 8. Number Of Speakers: 2 9. Battery Capacity: 1200mah 10. Charging Time: 2 Hours 11. Playing Time: 8 Hours 12. Using 40mm High-fidelity Full-range Speaker, Stereo Sound Effect 13. Built-in Professional-grade Copper Core Horn, Strong And Powerful Sound 14. Four Play Modes, You Can Choose Freely 15. Bluetoothu Disktf Card3.5mm Audio Input 16. Product Size: 13.2 X 12 X 8.5 Cm 17. Product Net Weight: 460 Grams Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.