Double Microphone Singing, Anytime And Anywhere, You Can Sing As Soon As You Turn It On, And Start A Quality Life With One Click The Microphone Is Equivalent To A Family Entertainment Venue. It Can Be Wirelessly Connected To Mobile Phones Or Smart , And Multiple Rooms Can Be Transformed Into Ktvs In Seconds, Making It A Favorite For Family Members And Children. Enjoy The Comfort Brought By Good Sound Quality, To Let Audio Lovers Experience The Shocking Hearing Of The Sound. Built-In Professional Chip, Ai Bel Canto, Intelligent Anti-Howling Built-In Dsp Professional Digital Audio Processing Chip, Self-Developed A Bel Canto Algorithm, Easily Solves The Problem Of High Treble And Low Bass, Restoring The Ktv Experience And Making Karaoke More Enjoyable. Easy Professional Crossover Audio Has A Sound Range, And The High, Mid And Bass Units Can Independently Exert Their Maximum Performance. 1. There Are Two Ways To Connect To The TV: The TV Has Bluetooth, And The Bluetooth Is Connected To The Ysd Speaker; The TV Does Not Have Bluetooth, And The Audio Cable Is Connected To The Speaker Audio Input Port And The TV Audio Output Port. 2. Function: With TF Card/Insert Usb Disk/With Voice Changing Function, Two Microphones 3. Supports Smartphones From FOR And Android Systems. 4. Power: 10W 5. Speaker Power: 7 6. Signal-To-Noise Ratio: 85dB 7. Frequency Response Range: 150~20KHZ 8. Audio Interface: 3.5mm Stereo Headphone Plug 9. Dual Microphone Battery 1200mA Battery 10. Built-In 3000mA Battery, Very Convenient For Charging 11. Charging Time: 2 To 3 Hours 12. Play Time: 4-5 Hours On Full Charge At Medium Volume 13. Output Voltage: 5V, Current 1A/2A Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Material: Plastic+ABS colour: black Package Contents: 1 x Bluetooth Speaker 2 x Microphone 1 x Charging Cable 1 x Audio Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.