🔋【30+ Hours Play Time & 30W Dual Driver】Ykall bluetooth speaker can power music for more than 30 hours play time. Experience bold sounds and rich bass even against noisy backgrounds, the portable bluetooth speaker are dual driver speakerphone and super bass radiator are great for party, pool, camping, cycling, trekking, mountaineering, etc. 🎵【Richer Bass & Immersive Theater Experience】Wireless Bluetooth Speaker via Exclusive dual speaker enhances bass while enhancing the clarity of middle and treble notes. With crystal highs, crisp mids and rich bass, creates an immersive listening experience unlike any other. Pair two M2pro wireless bluetooth speakers to achieve 60W wireless stereo playing for left and right. 👬🏾【Top Bluetooth 5.0 Technology】Bluetooth 5.0 speaker compatible with all your bluetooth devices, provides a stable connection at a distance of 60ft. And the phone can display the remaining power of the speaker. Bluetooth speaker automatically connects the last device used quickly. The integrated 3.5mm AUX and TF / USB offers an alternative way to connect a device without bluetooth, FM mode also allows you to enjoy the radio. ☔【IP67 Waterproof & Dustproof】Ykall IP67 waterproof bluetooth speakers with TPU unbreakable silicone material, and even complete submersion in water, protecting speakers from water and dust perfectly. Portable bluetooth speakers design for party, pool, travel, hiking and biking, etc 🎁 【100% After-Sale Guarantee】 We provide 30-day return and exchange, 12-month replacement service, and 24-hour email consultation service, so that you can use the speaker with peace of mind.