Fun & Portable Speaker for Kids : Compact and lightweight design makes it easy for boys and girls to carry; attachable loop lets you hang it on backpacks for music on the go. Wireless Speaker for Kids : Bluetooth V5.4 ensures a stable connection up to 10 meters from the source for uninterrupted fun anywhere. Long-Lasting Playtime : 500mAh battery provides up to 8.5 hours of music on a single charge; quick 1.5-hour recharge via USB Type-C keeps the Bluetooth speaker for kids ready to use. Powerful Sound with Bass Boost : 5W mono mode output with 80dB volume and enhanced bass delivers clear, vibrant audio for your little music lovers. Multi-Functional Bluetooth Speakers for Kids : Hi-Res audio quality, TF card slot for offline music, and kid-friendly controls make it perfect for entertainment anytime. Recommended Age: 5+ years.