[STRONG BLUETOOTH 5.0 SIGNAL]: SOWO wireless Bluetooth waterproof speaker can connect the device from 100 feet unobstructed even in difficult conditions and the signal is not disturbed. The Bluetooth 5.0 chip easily reads music playlists, and connects to any device such as smartphones, PCs, and laptops. It also supports the 3.5mm audio jack. [IP67 WATERPROOF AND DUSTPROOF]: SOWO waterproof Bluetooth speaker has durable fabric and streamlined cylinder designed by injection molding the entire machine structure, which fits the palm very well. Lightweight and portable size,you can put it in your backpack or attach it to your bike, or even hang it anywhere with the well-knit lanyard. It is suitable for outdoor activities such as camping. Also, you can take it to the bathroom or beach without worrying about water or sand. [16H POWERFUL BATTERY]: SOWO Bluetooth speaker portable wireless built with a high power capacity super electric vehicle battery, can be recharged more than 1000 times, and the maximum actual capacity will not be reduced. Compared to the 300 times rechargeable battery of ordinary speakers, the working life is 3-4 times, and has twice the voltage to provide stronger power. Let's enjoy music day to night. [BRILLIANT SOUND WITH RGB COLORFUL LIGHT]: SOWO portable speaker based on advanced DSP technology, surgeboom 2 is equipped with 25w stereo audio drivers and two wide bass passive radiators, which perfectly achieves stereo sound effect and high volume output. The radiator is also loaded with cool LED lights with dual 256-level brightness display. [BASSBOOM BASS AND WIRELESS STEREO SURROUND SOUND]: The speaker Bluetooth wireless BASSBOOM technology designed by SOWO improves the bass by 28% on the original basis, enhancing stronger auditory enjoyment.The wireless speaker with bluetooth supports TWS function, you can purchase two speakers at the same time to truly enjoy the stereo surround sound of a movie theater by pairing the TWS function.