1. Immerse Yourself In The Light And Sound And Feel The Different Healing Atmosphere 2. The Sound Wave Has Undergone Unique Design And Scientific Calculation, With Melodious Treble, Warm Midrange, And Surging Bass, Making The Sound Pleasant To The Ear. 3. Wirelessly Connect To Mobile Phones, Tablets, Computers And Other Devices, With Strong Anti-Interference And More Stable Performance 4. Use Modern Aesthetics To Interpret The New Appearance Of The Film Machine, Create A Bluetooth Speaker That Can Illuminate, And Create A Unique Romantic Atmosphere 5. Built-In 1200mAh Large-Capacity Battery, Long-Lasting Battery Life, Bid Farewell To Power Shortage Anxiety 1. Chip model: AC6969D 2. Bluetooth version:5.3 3. Support protocol: BR+EDR+BLE 4. Audio decoding: "MP2, MP3, WMA, APE, FLAC, AAC, MP4, M4A, WAV, AIF, AIFC" 5. Transmit power: 6dBm 6. Communication distance: 10M 7. Working frequency band: 2410MHz-2480MHz 8. Master-slave switching: None 9. Charging voltage: DC5V 10. Charging time: 3H 11. Battery model specifications: 18650, 3.7V, 1200mAh 12. Music playing time: 6-10 hours 13. Charging interface: TYPE-C Speaker parameters: 1. Speaker impedance: DCR3.2 ohms 2. Sensitivity: 85dB 3. Frequency response range: 190Hz - 20KHz 4. Rated output power: rated power 3 W, maximum power 5W 5. Rated input power: 5W Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:D:Tidal Blue Material:ABS Size:Speaker size:45mm Package Contents: 1 * Bluetooth Speaker 1 * Data Cable 1 * Instructions In Chinese And English Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.