This speaker features Dual 1.5" drivers and an 86mm x 35mm passive radiator for clear audio. It is IP67 rated, ensuring it is waterproof, dustproof, shockproof, and capable of floating. It can provides up to 16 hours of playtime and includes a built-in USB charger for devices. Price drops from $59.99 to $23.49. Free shipping for Prime members or on orders over $35.