【Hi Fi Excellent Sound Quality】This Bluetooth speaker uses digital sound enhancement technology, two powerful dual-drive speakers to create a high-fidelity sound system with more naturalness and no harsh noises.【24h playtime】The Bluetooth speaker with powerful 4000mAh Li-ion battery provides up to 24 hours of playtime, enough for any outdoor activity. You can turn off the multi-color lights as needed to extend battery life. The actual playback time of the Bluetooth speaker depends on the volume, audio content and usage.【RGB Colorful Light】The light of this portable Bluetooth speaker will dance with the rhythm of the music. There are a total of three lighting modes, rhythm mode - colorful flow mode - breathing mode. The speaker is able to create an immersive experience when you enjoy music or watch movies. You can switch the light modes or turn off the light by double tapping the play/pause button.【BLUETOOTH 5.3 Wide Connectivity】This wireless Bluetooth speaker with the latest technology Bluetooth 5.3, you can connect your music wirelessly while enjoying a stable and smoother sound, so you can listen to your favorite songs in an instant and stay connected without interruption. In addition, this portable wireless speaker can insert the micro SD/TF card to play music, support hands-free calls and access Siri and other voice commands. You can also play music from other non-Bluetooth devices via the 3.6 mm audio jack.【IPX7 Waterproof Rugged Design】Waterproof Bluetooth speaker with high quality waterproof durable material and protection design, has IPX7 certification for fearless outdoor entertainment. Even on the beach, pool, lake or shower, you can stream music without worry. The Bluetooth Speaker is not only waterproof, but also dustproof and drop-proof.【Ultra Portable for Travel】 The portable Bluetooth speaker is small and lightweight and can be held with one hand. The Bluetooth speaker with the lanyard and carabiner design for easy portability. You can also attach it to your bike and bag. Perfect for climbing, hiking, camping, beach and sea.