Portable mini Speaker 1.Portable Speaker 2.can use the USB,SD,MMC card with MP3,MP4,Mobile,FM 3.frequency87.5-117MHZ. Plastic mini Speaker1.It can use the USB,SD,MMC card with MP3,MP4,Mobile,FM,the product including the Lithium battery,a remote control and change wire.2. Built-in battery with Battery boxSpeaker with Colored light Description:a. Materials: high quality timber and Remote control.b. ...