[Built-in HD Microphone & Immersive Stereo Audio] The HD microphone built in the braided cord of the wired headsets provides hands-free clear voice pickup without lag, which helps your kids’ classroom interaction, online learning and video chatting with their friends; Benefiting from the 40 mm audio driver, the headphones for kids deliver crisp, powerful stereo sound that helps children better involved in virtual courses, music, videos and games,[Kid-safe Volume 85dB/94dB Limit Switch] Designed with a volume limit switch on the audio cable, these toddler headphones protect the vulnerable and sensitive ears of kids, the 85dB volume protects in normal environments, while the 94dB volume is suitable for noisy environments such as public parks, cars, airplanes, listen to listening every melody and lyrics clearly meanwhile protecting kids’ hearing,[Padded Cushions & Adjustable Headband] Equipped with super soft breathable over-ear cushions, the children headphones will not cause any burden to heads or ears even for a long time wearing; The smooth adjustable headband allows kids to get the perfect fit for their head shape; created with fine workmanship, there are no any sharp corners on the headset for kids to ensure maximum safety and comfort,[Foldable & Lightweight] Lightweight and foldable design make the child's headphones convenient for carrying and storage for scho[Foldable & Lightweight] Lightweight and foldable design make the child's headphones convenient for carrying and storage for school or road trips, just fold up the headphones, twist up the cord, and take them awayol or road trips, just fold up the headphones, twist up the cord, and take them away,[Broad Compatibility & Multifunctional Button] The kids headphones for boys&girls work perfectly with most electronic equipment like tablets, laptops, iPad, Chromebook with the standard 3.5mm audio jack; There is also a multi-function button on the audio cable for convenient answering/hanging up calls, skipping tracks forward and back