Support - 1 Year Hassle-Free-protection and quick response customer service, for any questions while you using, please contact us at any time via email or through the contact information on the instructions. Comfort Lightweight & Adjustable Headband - Elecder on-ear headphones have super soft and breathable ear cushions, which can isolate environmental noise to the greatest extent and have good air permeability. Wearing it for a long time will not make your child feel tired. Adjustable headband allows you to get the perfect fit for your head shape. The headphones are foldable and compact, making them easy to carry and store. Share Port & Universal Compatibility - Kids can insert another headphone plug into the sharing jack to share audio with friends or families, no splitters or special cables are needed. The standard 3.5mm headphones jack is suitable for all kinds of devices with 3.5mm jack.Compatible with Chromebooks, androids, laptops, tablets, computers, and all smartphones. Built-in Microphone & Multifunctional Button - The wired headphones with microphone provide clear hands-free calls. Your child's best companion for studying, listening to music, watching movies, playing games, chatting with friends, and having fun. Just click the multi-function button to play, pause, answer, double click to switch to the next song, and three clicks to switch to the previous song. Protect Kids' Hearing & Excellent Sound - Elecder S8 kids headphones’ volume limited function makes the volume level be adjusted between 85 dB and 94dB according to different noise environments. Not only to ensure safe listening but also to get clear sound in noisy environments. Better to protect your child's hearing! This Stereo bass kids headphone with excellent sound effects can also give the kids a better listening experience.