Fangrui Product Details 1. Newrixing Nr138w Wireless Microphone Tws Handheld Noise Reduction Portable Smart Bluetooth Speaker 2. Features: 3. Made Of Abs Material, Light And Durable. 4. The Gold-plated Area Is Larger, The Appearance Is Good-looking, And The Unique And Beautiful Appearance Design. 5. Dsp Sound Field Processing Is Adopted To Support Sound Changes To Meet Your Entertainment Needs. 6. Using The Newly Upgraded Microphone Pickup, The Sound Is Loud And Not Easy To Be Distorted. 7. Built-in Magnetic Dual Speakers With Diaphragms, Providing High-definition Sound Quality And Stereo Surround To Ensure A More Enjoyable Music Experience. 8. It Is Suitable For Home, Ktv, Singing, Etc., And Supports The Interconnection Of Dual Microphones. It Can Be Connected To The Same Mobile Phone, Sing The Same Song, And Realize A Duet. 9. Multiple Functions: Wireless Microphonewireless Playbackusb Drivetf Cardaux Input 10. Parameters: 11. Bluetooth Version: 5.0+edr 12. Wireless Distance: 10m 13. Output Power: 3 Ohms 9w 14. Speaker Size: 52mm 15. Frequency Response: 100hz-18khz 16. Input Voltage: Dc5v 1a 17. Battery Capacity: 3.7v 2000mah 18. Charging Time: 3 Hours 19. Working Time: 6 Hours 20. Noise Signal: Above 80 Decibels 21. Tf Card: Maximum Support 32gb 22. Product Size: 14.1x11.1x8.2cm 23. Product Weight: 680g 24. Packing List: 25. Bluetooth Speaker X 1 26. Microphone X 1 27. Audio Cable X 1 28. User Manual X 1