1CD PROTECTIVE COVER: Pressing disc protection cover can avoid machine failure caused by dust or cell phone touching the disc core, which can be automatically popped open by gently pressing. 2BLUETOOTH 0: CD players use Bluetooth 0 connection to play music inside your phone in real time, fully compatible with mainstream smartphones, tablets, laptops and other Bluetooth devices. 3READ ALL KINDS OF DISCS: Bluetooth wall CD player can read all kinds of discs and play them automatically, supporting CD, CD R, CD RW, MP3, WMA and other disc formats. 4CABLE PULL SWITCH DESIGN: Wall CD player is designed with a pull cord switch, which can be switched on and off by pulling the power cord, a novel humanized design to meet your higher life. 5MULTIFUNCTIONAL PORT: Wall mounted CD player adopts multifunctional ports to support AV, small memory card, USB devices and other real time playback to meet your various usage needs.