Description: 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 Various Smartphones From FOR And Android Systems. 4. Power: 10W 5. Speaker Power: 7Ω 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. Enjoy The Comfort Brought By Good Sound Quality, To Let Audio Lovers Experience The Shocking Hearing Of The Sound. 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. Built-In Professional Chip, Ai Bel Canto, Intelligent Anti-Howling Built-In 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 Double Microphone Singing, Anytime And Anywhere, You Can Sing As Soon As You Turn It On, And Start A Quality Life With One Click Professional Crossover Audio Has A Sound Range, And The High, Mid And Bass Units Can Independently Exert Their Maximum Performance.