Our cat over-ear headphones adopt Bluetooth 5.0 version that supports connecting to various devices like smartphones, tablets, PC, and music players. The novelty combination of classic headphones and unicorn pop This headphone combines elements of music, lights, and color, the cat ear with Red/Blue/Green/Yellow/Purple LED embedded can blink and changes color with the rhythm. It's so harmonious, This kids wireless headphone with pillow-soft earmuffs is quite comfortable even for long time use. You can adjust the headband to fit the head size and eliminate the distracting noises. Built-in 250 mA rechargeable lithium battery, fully charged just in 1 hour, can give you 6h of listening and 360h of standby time. If the juice is running low, you can also use a standard 3.5mm audio cable