[Excellent high-definition stereo]: Bluetooth speakers have a unique 5W * 2 speaker structure and noise reduction technology, allowing you to enjoy clear and real stereo effects and bass powerful, bringing music to every corner of the room. [Surround sound technology]: The bluetooth speaker adopts brand new stereo technology, it also supports USB, TF card and built-in noise reduction microphone to make the call more clear. [Bluetooth 5.0 multi -mode]: Using the latest Bluetooth V5.0 chip technology, fast, stable and powerful connection can be achieved within 15M. 1. Cut : 180 * 90 * 90mm 2. Bluetooth 5.0; Chip: Zhongke Lanxun AB5362B 3. Battery capacity: 1200 mAh, charge for about 3 hours 4. Usage time: 3 hours 5. Loud speaker : 66 mm * 1, power: 5 W 6. Support Bluetooth, FM, TF card, U disk, TWS and other modes Package includes: 1 * bluetooth speaker (blue) Pay attention : Due to manual measurement, please allow slight dimensional tolerances Lighting in photography may cause chromatic aberration compared to real life