... design 3. fast delivery Big Windmill Bluetooth Portable Speaker Basic specification of the products:1.Bluetooth Ver2.1+EDR (Option);2.Support ... A2DP ,AVRCP ,GAVDP,OPP;3. RF Power:Class2;4.Support Bluetooth file receive;5.Support for all kinds of mainstream mobile ... card;11.CE,FCC,ROHS,BQB certification passed. Big Windmill Bluetooth Portable Speaker