Bluetooth Sunglass

Blue tooth glasses Standardbluetooth v1.2　operation range10 Meters(33 feet) Audio code15 bits resolution, s/n>60db Frequency2.4ghz-2.4835 ghz ism band Dimension(l)64 mm*(w)28.5 mm*(h) 11mm Connectionpoint-to-point Weight55g(including battery) Talk time4.0 hours Standby time100 hours Output powerodbm(class11) Security128 bits encryption Power consumption30 ma Working,100ua standby Batteryrechargeable li-in polymer 120mah Chargingdc1.8v　charging time2~3 hrs Operating temperature-10~55 Storage temperature-20~60 Certificationce, fcc