1. Stereo system, clear sound quality
2. Bluetooth 5.0 connection technology, stable signal connection
2. Compatible with most smart devices
4. Built-in microphone for hands-free calling
5. The lanyard is firm and reliable

Product parameters:
1. Shell material: plastic
2. Connection method: Bluetooth connection
3. Interface type: Micro USB
4. Battery capacity: 400mAh
5. Frequency response range: 80Hz-20KHz
6. Rated power: less than or equal to 2W
7. Signal to noise ratio: greater than or equal to 50dB
8. Playing time: 6 hours
9. Power supply: USB, built-in lithium battery
10. Charging time: 1.5 hours
11. Dimensions: 72x55x68mm