... 10 meters 4.CE,ROHS,FCC 2013 wireless bluetooth outdoor speakers for iphone Specification: 1.Model ... to Point11.Frequency Response: 20HZ-20KHZ12.Sensitivity: 80db13.Indication: red and blue14.Pairing Products: According with HFP, HSP, AD2P, ACVRP Bluetooth protocol computer ... , USB Bluetooth Adapter, Cell Phone, IPAD, MID, etc Photo ...