1. Product Name:Car Bluetooth speaker
2. Material: plastic
3. Color: Silver
4. Size: 5.3*2.0*0.9 inches
5. Input voltage: 12V
6. Headphone power: 3w
7. Working humidity: 10-20
8. Working temperature: 10-75 ° C
9. Power: 3w
10. Frequency response: ISM 2.4G Hz-2.48G Hz
11. Speaker resistance: 2Ω
12. Speaker power: 3w
13. Features: Features large buttons, easy to operate, support navigation voice broadcast, simple and convenient, driving safety