1. Professional DSP chip, intelligent optimize sound, effective noise reduction
2. 9.7mm cardioid directional, highly sensitive pickup
3. Compatible with a variety of mainstream music platforms and K song software
4. 4 hours long battery life (70% volume)
5. Bluetooth version: BT5.0
6. Battery: 3.7V 1500mAh
7. Rated input: 5V 1A
8. Charging port: Type-C
