... standard EDR2.1 3. Transmission Distance Up to 10M 2012 Newest Bluetooth Mini Speaker with Colorful styles for phone and pad ... Test Report: CE,ROHS,FCC,BQBFunction:1. Fn Button: power button of receiver2. "- " Button: Volume Down, when press the key 6s choose ... "5. Press the power button: One "DU"6. Law battery indication: continuous 4 "DU"="DUDUDUDU" 2012 Newest Bluetooth Mini Speaker with Colorful ...