1. Condenser microphone, supports all mainstream karaoke software.<br> 2. Support wireless Bluetooth connection for mobile phones/tablets/laptops/desktops and other devices.<br> 3. Six sound effects, switch at will.<br> 4. HiFi sound, the sound quality is more fidelity.<br> 5. Support AUX insertion, the sound is more stereo.<br> 6. Built-in large capacity battery, long service life.<br> 7. Suitable for various scenes such as family entertainment, friends gathering, outdoor karaoke and so on.<br> parameter<br> 1. Bluetooth solution: Jerry Bluetooth4.2<br> 2. Bluetooth distance: 10 meters<br> 3. Material: ABS plastic<br> 4. Speaker power: 2x15W<br> 5. Speaker specifications: 4 inches, external magnetic<br> 6. Battery specification: built-in 18650 2000mAh 7.4V<br> 7. Playing time: 2H-3H<br> 8. Charging method: charger specification: 5V 2A<br> 9. Charging time: 3H-4H<br> 10. Main functions: Bluetooth, TF card, AUX, FM, U disk, with K song mode<br> 11. Accessories content: data cable + audio cable + two wireless microphones<br> 12. Microphone solution: BK U band<br> 13. Microphone distance: 10 meters<br> 14. Microphone battery specification: built-in 18650 1500MA 3.7V<br> 15. Microphone charging time: 1H-2H<br> 16. Microphone type: dynamic pickup<br> 17. Product size: 32x16x16cm<br> 18. Single machine net weight: 2.6kg