... a portable bluetooth speaker with rotate base,Support iPhone,iPad,Smart phone and laptop with bluetooth function.Features :1.Bluetooth wireless technology. ... chip,Ultra low power.5.Easily be connected with Bluetooth device,once connected,it will connect automatically next time ... (33 feet).Specifications:1.Speaker driver unit:40mm 2.Bluetooth version:Bluetooth V3.0,Class 23.Speaker Power :3W 4.Battery ...