Features:
1. Bluetooth 5.3 wireless technology, voice call, one-key hands-free.
2. TWS two-machine series connection, using Bluetooth to connect two speakers together, super strong bass, the effect is like being on the scene.
3. LED breathing light, four-color colorful and gentle breathing light, a variety of changing modes.
4. Built-in large-capacity battery, long battery life, enjoy listening.
5. Small size and large capacity, easy to carry, suitable for going out and playing.
6. Support a variety of platforms and devices as well as a variety of connection methods, easy and portable.

Parameters:
1. Bluetooth version: 5.3
2. Transmission distance: 10M
3. Battery capacity: 1500mAh
4. Playing time: 2.5H
5. Speaker size: 52MMx2
6. Speaker power: 5Wx2
7. Audio-to-noise ratio: greater than or equal to 90db
8. Built-in voltage: 3.7V
9. Product size: 207.5x79.6x90.8MM

Packing list:
- Bluetooth speaker x 1
- Charging cable x 1
- Audio cable x 1
- Chinese and English instruction manual x 1