Maono AU-D422L Over-Ear Bluetooth Wireless Headphones with Built in Mic (Red and Black) Colour:Red and Black   Feel pace of life using this premium wireless headphones with Bluetooth, experience the bass of life and fantasy LED color changing when you are listening music and FM radio. Never worry about using time as the built-in rechargeable battery can support 5-7 hours for playing music, even you can listen music in Aux-in model without power. Enjoy music anywhere anytime. You can even answer a call when you are wearing this Bluetooth headphones as there is a built-in microphone.