AFK BT-515 TWS Mini 3D Sound Effect Bluetooth Speaker Portable Waterproof RGB Light Audio, BT-515 (Lake Blue)

1. Material: ABS, electronic components
2. Bluetooth version: 5.1
3. Connection distance: 10 meters
4. Signal-to-noise ratio: 85dB
5. Power: 3W
6. Frequency range: 80Hz-18KHz
7. Charging interface: Micro USB
8. Built-in battery: 500mAh lithium battery
9. Charging time: about 3 hours
10. Battery life: 6 hours
11. Waterproof grade: IPX4
12. Lanyard design, easy to carry
13. Small size, easy to carry
14. Bluetooth/TF card, two playback modes
15. Flashing LED lights, soft and not dazzling
16. Product size: 9.6 x 8.6 x 3.7 cm
17. Product weight: about 140 grams