The Kids Headphones for School Travel by iclever are designed with a frequency range of 20 Hz - 20,000 Hz and feature sound isolation for noise control. These over-ear headphones have a modern style with an adjustable headband and include a microphone for stereo sound. With a volume control and tangle-free cord, these headphones are perfect for gaming and travel, providing safe volume limits for young users. The blue and red color combination, along with the dynamic driver and 32 ohm impedance, ensure a comfortable and immersive audio experience for kids on the go.