♪2018 UPGRADED VERSION: Micro USB Rechargeable means portable convenience,no batteries replacement,no growing flashing off limited.LED flash light up to 30+ hours.Please Note:This is newest version to replace the old version CR2032(button battery,short life-term,battery replaced). ♪BOTH EAR HEADSHADES LIGHTS: Adding more lights on both cat ear& over ears cover,replaced last old version only cat ears have lights.Colorful and attractive!Cute and fashion.Durable child friendly design,twistable,bendable,stretchable fun.Christmas styled and flexible makes for a good gift for family/friends kids or grandkids,girls,boys,girlfriend,wife,daughter,Cosplay fans. ♪ SAFE&VOLUME-CONTROLLED: Environment friendly material,safe and comfortable to wear. Built-in volume-controlled circuitry that ensures the sound is within levels recommended safe for young children's eardrums and inner ear at 85db. Bass response is pretty good and sound is pretty clear.