JVC HA-KD7Y, Child-Friendly Stereo Headphones, With gentle volume limit of 85 dB, Wide headband, Child-friendly size (for children from 3 years of age), Soft ear pads for comfort, 30 mm Driver, Supra-aural, Sensitivity: 85 dB / mW 1, Frequency range: 15 to 23,000 Hz, Maximum input power: 200 mW, 0.8 m Cable with 3.5 mm jack plug, Sided cable management, Weight: 110 g, Colour: Yellow-blue, Includes stickers for decorating the listener or for easy, child-friendly distinction of the left and right handset, which are also marked with R and L