Soundcore Boom 2 Plus by Anker, Outdoor Speaker, 140W, 2+2 Channel, BassUp 2.0 Boom 3i by Anker, Rugged Outdoor Speakers, IP68 Waterproof, Floating Playback

140W Max Booming Bass: Feel the power of the bass in every song with dual woofers for depth and clarity. And with BassUp 2.0, the output is boosted from 100W to a staggering 140W maxthat's 160% more than the first generation of BassUp.
2+2 Stereo Clarity: Dual 50W woofers and dual 20W tweeters deliver crisp highs and deep lows, balanced by smart crossover technology for an immersive audio experience.
30W Fast Charging and Built-In Power Bank: Pair with a 30W charger to fully charge Boom 2 Plus outdoor speaker in just 3 hours and keep the beats playing for 20 hours. And with the built-in power bank, you can give your phone and other essentials a 10W charge wherever you are. (Playtime may vary based on volume level and playback content.
Industry-First Floating Playback: Stays upright and sound-forward, even in waves. No distortion, no sinkingjust loud, clear audio for kayaking, pool parties, and every water adventure.
IP68 Waterproof and Dustproof: Built to survive the elements, this bluetooth speaker is fully waterproof and dust-tight. The ultimate outdoor speaker.