Portable RGB Lighting Effect Bluetooth Speaker Home Mini Karaoke Audio Features: 1. Large-diameter 66mm speaker, HiFi-level high-fidelity sound effect 2. Colorful LED light effect, three modes, you can switch at will 3. Bluetooth 5.0 version, faster transmission, low energy consumption and strong anti-interference ability 4. Compact size, easy to carry Product parameters: 1. Bluetooth version: 5.0 2. Power: 5W 3. Speaker: 66mm 4. Working voltage: 3.7V 5. Frequency range: 20HZ-20KHZ 6. Signal-to-noise ratio: 75dB 7. Playback mode: Bluetooth, TF card, AUX 8. Lighting mode: monochrome alternation, monochrome breathing, gradient effect 9. Adjustment method: button adjustment 10. Battery capacity: Speaker: 1200 mAh, Microphone: 300 mAh 11. Speaker size: 13 x 7.3 x 9 cm