Wireless Speaker WS-887 Multi-function Bluetooth speaker has in-built Mode key Switch to Bluetooth, AUX, FM Radio, Plug and Play USB SLOT / Micro SD Slot. Clear and Good Bass Sound with an Elegant Appearance. with the Compact Size , It Can Be Easily Fitted into a Pocket or Handbag, You Can Enjoy the Coolest Music Device Anywhere In-built Mode key Switch to Bluetooth AUX FM Radio, Plug and Play USB SLOT / Micro SD Slot. Clear and Good Bass Sound with an Elegant Appearance. with the Compact Size It Can Be Easily Fitted into a Pocket or Handbag, You Can Enjoy the Coolest Music Device Anywhere Speaker equipped with high-end decoding IC and 52mm high-fidelity speakers, makes the perfect sound, high-definition and strong bass