<ul> <li>Enjoy the comfort brought by good sound quality, and make you feel the shocking hearing of the sound</li> <li>Built-in DSP professional digital audio processing chip, restore KTV experience, make karaoke easier</li> <li>Fine craft speaker unit, super bass surround stereo sound</li> <li>3000mAh large capacity lithium battery, ultra-long standby and using time</li> <li>Professional tuning master, personalized sound effect independent adjustment</li> <li>It is suitable for all kinds of outdoor and indoor scenes of the family</li> <li>Fun five voice changing modes, EFF key to switch sound effect, make K song more interesting</li> <li>Function: support TF card, radio, dustproof, voice prompt, call function, NFC function</li> </ul> <p><strong>Specification:</strong></p> <ul> <li>Model: YS-203</li> <li>Interface type: USB</li> <li>Frequency response range: 60Hz-15KHz</li> <li>Output power: 10W</li> <li>Signal to noise ratio: ≥60dB</li> <li>Power supply mode: built-in lithium battery</li> <li>Channel: 2.1</li> <li>Play time: 8 hours</li> <li>Expansion storage: 32GB TF card(not included)</li> <li>Bluetooth protocol: 5.1</li> <li>Number of speakers: 2</li> <li>Effective distance: 10 meters</li> <li>Operation mode: button</li> <li>Display: None</li> <li>Play format: MP3, WMA, WAV, APE</li> <li>Shell material: plastic</li> <li>Whether support APP: No</li> <li>Radio function: Yes</li> <li>Size: 20*26*28cm</li> <li>Weight: 0.5KG</li> </ul>