<ul> <li>Bluetooth 5.1, fast connection, stable signal, compatible with all Bluetooth devices</li> <li>Mesh cover, protects the speaker from water, dust, impact</li> <li>Supports TF card, USB plug and play, supports external MP3/MP4/computer and other audio input functions (AUX)</li> <li>20W high power, two bass diaphragms on each side, vibrating when playing music</li> <li>Cylindrical shape and built-in left and right channels provide 360&deg; stereo</li> <li>Call function, noise cancellation microphone, enables you to answer calls without your phone</li> <li>FM radio allows you to listen to the radio freely</li> <li>Support MP3, WMA, WAV, FLAC, Music files in APE format</li> <li>Simple button control, you can press the button to turn on/off, play/pause, switch modes, skip songs, adjust volume, etc.</li> <li>3600mAh battery, when fully charged, the capacity is 2/3, and it can play for 4 hours</li> <li>TWS function, 360&deg; stereo, specially designed TWS function, stereo filling for the room, providing 3D stereo surround sound</li> </ul> <p><strong>Specifications:</strong></p> <ul> <li>Bluetooth version: 5.1+EDR</li> <li>Connection distance: 10 meters</li> <li>Frequency response range: 60Hz-18KHz</li> <li>Signal-to-noise ratio: &ge;75dB</li> <li>Speaker size: 57mm x2</li> <li>Output power: 10 W x2</li> <li>Battery capacity: 3600mAh</li> <li>Play time: 5-6 hours</li> <li>Product size: 232*109*111mm</li> <li>Product net weight: 1.3kg</li> <li>Product function: BT/TF/FM/USB/AUX/TWS/LED</li> </ul>