L818 Wireless Bluetooth Live Microphone with Audio Function(Pink)

1. Material: ABS, sponge, electronic components2. Bluetooth version: 5.03. Signal to noise ratio: 80dB4. Frequency response range: 150Hz-15KHz5. Operating frequency: 2.402G-2.480GHz6. Output power: 5W7. Speaker: 52mm, 4 ohm/5W8. Charging power supply: DC5V/1A9. Charging time: 4 hours10. Playing time: 4-6 hours11. Built-in battery: 2000mAh lithium battery12. Connection method: USB/TF/Bluetooth connection/Audio cable connection13. Strengthen mute and shield ambient noise14. Foam cover design, automatic noise reduction15. Using professional 16mm large microphone core, the sound is more loud, no noise, no broken sound