Parameters:
1. Bluetooth version: 5.2
2. Transmission distance: 10m
3. Battery capacity: 3600mAh
4. Charging time: 5.5 hours
5. TF card playback: 2 hours
6. Standby time: about 30 days
7. Horn specification: 77mm
8. Frequency response: 20Hz-20KHz
9. Signal to noise ratio: not less than 85dB
10. Distortion: less than 1%
11. Charging voltage: DC 5V
12. Working voltage: 3.7V
13. Waterproof level: IPX5
14. Size: 122x122x156mm
15. Function: support Bluetooth / TF card / U disk / AUX / TWS interconnection

Features:
1. Using high-power speaker + bass diaphragm design, the sound is thick and textured
2. 360-degree shocking surround sound effect, experience as if you were on the scene
3. Built-in noise-canceling microphone, high-definition hands-free calling, free your hands
4. Cool lighting effect design, a variety of lighting changes, bring you a relaxed and pleasant music atmosphere
5. Built-in 3600mAh battery, to meet the needs of daily use, long-lasting battery life
6. Equipped with one or two 2.4G wireless microphones, you can enjoy karaoke with family and friends