1. Bluetooth version: 5.0
2. Diaphragm: double diaphragm
3. Speaker: dual speakers
4. Button: None
5. Lighting: colorful spectrum lighting effect
6. Mirror display: none
7. Battery: DC 5V, USB power supply
8. Resolution: about 60db
9. Signal to noise ratio: about 70db
10. Distortion: about 10%
11. Frequency response range: 80Hz-20KHz
12. Speaker impedance: 4Ohm x 2
13. Speaker power: 6W x 2
14. Speaker size: 49.5 x 8.8 x 5.7cm
15. Material: matte shell + electroplated mirror