Color: Green These kids bluetooth headphones, also come with a 3.5mm jack audio cable. Your kids can use them as both wireless earphones and wired headphones, very convenient expecially when out of power. The cable supports control from various devices like smartphones, tablet, kindle, PC,computer, laptop and music players. Which offer a long battery life. Simply charge 1-2 hours, and last for 4-6 hours. Best tool for online study. They also feature a high-fidelity sound quality, which is very important for kids who enjoy music, offering your kids a ear feast. These kids headphones are equipped with a built-in microphone, can be used for video chat, answer the phone and online classes. Built-in 85dB safe volume limit, this comforatble headphone can protect children's hearing. Dinosaur design, it's cute, stylish, comfortable and light weight. With soft earmuffs, which can also effectively reduce noise interference and enjoy high-quality stereo sound. Material: Plastic Resistance: 32Ω Frequency Response Range: 20-20000Hz Communication: bluetooth Interface: 3.5mm Size:16cmx10cmx6cm/6.3inx3.94inx2.36in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1x Headphones 5x Safe material cartoon tattoo stickers 1x dinosaur keychain 1x 3.5 cm jack audio cable