Moon River Speaker Set Karaoke Set Amplifier Bluetooth 5.3 Compatible Used only a few times. Power-on confirmed. 【Cutting-Edge Bluetooth 5.3】Equipped with the latest Bluetooth 5.3, this speaker not only increases transmission speed but also achieves more than 1x more stable connection. Compared to previous Bluetooth versions, it consumes less power and is more energy-efficient. With the TWS function, you can combine two speakers to double the fun with immersive sound. 【LCD Display & Convenient Portability】The portable wireless speaker has an LCD display for easy operation, and it also comes with a remote control, allowing you to operate the switches remotely from anywhere. Weighing only 1.84kg, it has a handle and a strap, making it easy to carry when traveling or on the go. It's perfect for outdoor live performances, karaoke (with 2 wireless microphones), seminars, weddings, and disaster preparedness. 【Ultra-Long Playback & Compatibility with Various Devices】The speaker has a built-in 6400mAh large-capacity battery, and with about 4 hours of charging, it can play continuously for up to 10-12 hours. It's not only connectable to smartphones, tablets, and computers, but also supports 3.5mm AUX cables, TF cards, and USB memory, providing excellent convenience. 【High Sound Quality】To achieve better sound quality, the speaker set is equipped with a 6.5-inch speaker, and its unique acoustic structure reproduces deep bass and clear, easy-to-hear mid-high frequencies, providing a more immersive music experience. Furthermore, it is equipped with recording, radio, and reverb functions, allowing you to enjoy the ultimate high-quality sound format.