- Immersive sound quality for all ages: This portable Bluetooth speaker with dual wireless microphones delivers high-fidelity audio and powerful bass, providing clear sound for every listener. The setup emphasizes safety-certified materials, making it suitable for children, teenagers, and adults to enjoy worry-free fun. - Seamless Bluetooth 5.3 connectivity and versatile playback: Equipped with the latest Bluetooth 5.3 technology, it quickly connects to smartphones and tablets with a reliable range of up to 15 meters. Easy to switch between TF card, USB, and AUX modes to enjoy music in multiple formats. Ideal for home use, outdoor events, and casual karaoke sessions. - All-day fun with long battery life: The built-in rechargeable battery supports 8-10 hours of continuous play on a single charge, reducing interruptions for parties, classroom activities, or park outings. Ready to entertain for extended periods without frequent recharging. - Exciting voice effects and LED party lights: Five voice-changing effects (male, female, robot, KTV, doll) add variety to performances. LED lighting syncs with the music rhythm to enhance the mood and create a lively atmosphere for both kids and adults. - Use scenarios: - Family karaoke at home: Connect to a phone or tablet via Bluetooth, use the two wireless microphones for duets, and enjoy hours of singing with rich sound. - Outdoor gatherings: Take it to the park, backyard, or tailgate with Bluetooth playback and USB/TF options; LED lights provide atmosphere as the sun sets. - Classroom activities or school events: Use the wired or wireless mics for student performances, play background tracks via TF/USB, and engage the whole class with interactive singing.