Bluetooth headphones specially designed for mutifunction Charmed and comfortable Design The colorful headphones are charmed by people. Soft leather earpads ensure comfortable wearing. The headband is adjustable in length to fit all people. Both Wireless and Wired Mode are available to make you listen the music anywhere. Lightweight Design Comfort and lightweight design: Soft earmuffs offer comfortable wearing experience. Tt can stay on the ears comfortably due to the light design, you can't feel pain even long time wearing. It can also isolate noise well. Enjoy Multi-Function and APP You Get an FM Radio, an MP3 player, and Bluetooth headphones in 1 buy. With "NIA CONNECT" App, you can control the sound effects (EQ), choose Radio Station, and select a track in the playlist. You can use it as a wired headphone with the provided 3.5mm audio cable, which is never power off, allows you bring your music everywhere. High Definition Sound Enjoy the High Definition Sound music anytime anywhere. The wireless headphones have 40mm Magnetic Neodymium Drivers that deliver clear high and deep bass. You can choose different sound modes like ROCK/POP/CLASSIC/JASS/BLUE/HALL/BASS/SOFT/ COUNTRY/OPERA (Press EQ Key). More Features NIA headphones with TF card slot and a key to answer the function, through the card your child can listen directly to the music he want to hear Comfortable Design NIA headphones with memory protein earcups, when wearing not only will not feel the pressure, but also very soft and comfortable WIDE COMPATIBILITY The headphones can be used with all your favorite devices such as mobile phones, tablets, laptops, computers, Chromebooks, as well as MP3, MP4, and other audio devices.