BEST MIDRANGE BLUETOOTH SPEAKER: CNET Best of 2025 Press the ULT button to experience the powerful sound of ULT1 and ULT2 bass boost modes. Shoulder strap for easy portability9 Link Speakers together with the Party CONNECT Button.6 IP67 waterproof, dustproof, durability.3,4 The party never stops with up to 25 hours of battery life.2 Quick charge: 10 minutes of charge gives up to 2 hours of playtime.2 Hear your music exactly as you like it with 10-Band Equalizer.8 Ambient light that perfectly ma