Product functions and parameters:
1. Bluetooth: V5.0 version, 10m transmission distance
2. Battery capacity: 2000mA
3. Output power: 5W * 4
4. Audio device: Inner magnetic speaker * 4+diaphragm device * 2
5. Radio band frequency: Built in antenna for radio reception 87.5-108
6. Input modes: Bluetooth, FM, TF, 3.5MM, USB drive, RCA
7. Supported formats: MP3, WMA, WAV, FLAC, APE
8. Total harmonic distortion: 1%
9. Rated impedance: 4 Ω
10. Frequency response: 20Hz-20KHz
11. Signal to noise ratio: -80dB
12. Product volume: 550mm* Φ 62mm
13. Bare metal weight: approximately 670g

14. foam weight: about 845g
15. Color box weight: approximately 970g
16. Packaging accessories: charging cable * 1, RCA cable * 1, instruction manual * 1, remote control * 1
17. Relevant certifications: FCC/CE/BQB/ROHS