... Transmit the music by BT to the speaker Line in, apply to PC,mobile phone,mp3.mp3, ... RF wireless module Metal cabinet,rechargeable battery Support iPhone,ipod,mobile phone,ect1.Mini Multi-function speaker ... sound,perfect sound quality,outstanding bass effect4.Support iPhone,ipad and all telephone which with Bluetooth ... wireless rechargeable portable,mini bluetooth speaker for iphone &ipad&PC