Features 1. Four units, larger volume, 2 52mm full frequency speakers, paired with 2 independent bass diaphragms, without breaking or tearing, high pitched and loud, full vocals, more powerful sound performance, transparent and textured. 2. IPX5 Waterproof: The ultra three-dimensional woven bag fabric is designed for outdoor sound playback, with transparent sound and a resistance to dullness. IPX5 waterproof rating allows you to easily enjoy music outdoors and outdoors. 3. Large capacity and long-lasting battery life: Equipped with a 2500mAh high-performance lithium battery, it can play for 4 to 24 hours, bringing a whole day of music feast. 4. Colorful lighting effect, multi-color transformation, passionate full-color halo, 4 modes switching, exuding musical personality, light moving with sound, and indulging in good music. 5. High definition hands-free calling: Bluetooth 5.3, stable connection and transmission, built-in high-definition microphone, hands-free calling, intelligent noise reduction, no delay or lag, easy answering of phone calls. Specification Product size: 20 x 7 x 7.15 cm Battery capacity: 2500mAh Bluetooth version: 5.3 Horn power: 5W x2 Waterproof grade: IPX5 Frequency response range: 150Hz-20KHz Playback time: 4-24h Charging method: Type-C 5V/1A Charging time: 3h Bluetooth connection distance: 20 meters (unobstructed) Material: 22 x 7.2 x 7.3 cm Color: Black, Blue, Pink Weight: 570 g Package Include: 1x Bluetooth Speaker