Features:
1. Cool colorful lighting effects to create atmosphere
2. With waterproof function, can resist daily splashes
3. Overhead speakers, 360-degree acoustic structure design
4. Support TWS wireless serial connection to achieve surround sound
5. Supports four playback modes: Bluetooth, card, AUX, and U disk

Product parameters:
1. Material: ABS+metal steel mesh
2. Function: insert card, radio, voice prompt, call function
3. Bluetooth version: 5.0
4. Effective distance: 10 meters
5. Interface type: USB
6. Frequency response range: 100HZ-20KHZ
7. Output power: 5W
8. Signal to noise ratio: 75dB
9. Expansion storage: 16GB
10. Number of speakers: 2
11. Operation mode: button
12. Power supply mode: built-in lithium battery
13. Play time: 4-5 hours
14. Built-in battery: 2200mAh/3.7V
15. Speaker configuration: 45mm, 4 ohm
16. Play time: about 20 hours
17. Dimensions: 8 x 8 x 12.6 cm
18. Net weight: 290 grams