Brand New Experience powerful sound with the TREBLAB HD77, one of the best wireless speakers with Bluetooth that delivers 25W RMS and 30W peak power through dual 48mm dynamic drivers and passive bass radiators. Built tough with an ABS+fabric body, this bluetooth speaker waterproof can survive being submerged under water for up to 30 minutes, making it one of the most versatile blue tooth speakers available for indoor and outdoor activities. Powerful Audio Performance: Dual 48mm dynamic drivers paired with passive bass radiators deliver bold, expansive sound with rich bass and crystal-clear highs, perfect for both intimate gatherings and outdoor adventures Advanced Connectivity Features: Bluetooth 5.0 technology ensures stable connection up to 33 feet away, with TWS capability to pair two HD77 speakers for enhanced stereo sound Extended Battery Life Portability: Equipped with a 2600mAh battery providing up to 20 hours of playtime, plus a convenient carrying strap and carabiner for easy transport during outdoor activities IPX7 waterproof build with RGB Lighting: waterproof speaker bluetooth perfect for poolside entertainment, featuring vibrant RGB lights to enhance your listening experience while ensuring durability in wet conditions