1. Material: ABS, electronic components
2. Functions: Bluetooth playback, hands-free calling, TF card playback, U disk playback, LIN IN playback, FM radio
3. Bluetooth version: 5.0
4. Effective distance: 10 meters
5. Channel mode: mono
6. Speaker specifications: 45mm, 4 ohms, 3W x 1
7. Diaphragm specifications: 3 x 4 cm
8. Signal to noise ratio: 75dB
9. Extended memory: 32G
10. Operation mode: button
11. Play format: MP3, WAV
12. Support format: TF card
13. Is there a radio function: yes
14. Frequency response: 60Hz-16KHz
15. Charging parameters: 5V / 0.3A
16. Output power: 3W
17. Power supply mode: built-in lithium battery power supply
18. Battery capacity: 1200mAh lithium battery
19. Product size: 13.5 x 4 x 6.5 cm
20. Product net weight: 210 grams