Bluetooth wireless speaker Transmit the music by BT to the speaker Line in, apply to PC,mobile phone,mp3.mp3, etc ... up to 10 meters from the speakers, wirelessly stream music from any Bluetooth-enabled device such as your mobile phone, notebook, iPhone ... 8cm x 8cm3.N.W.:0.5KG4.50PCS/CTN Blue and white porcelain wireless rechargeable portable,mini bluetooth speaker for iphone &ipad&PC