we are a mamufacturer to design and produce usb data cable,irda wireless connection ,bluetooth usb dongle( adapter ) ,bluetooth handfree,usb hub,card reder , pc camera ,usb fan ,usb light and some usb series products, for more details please visit http://www.sun-usb.com
email: david@sun-usb.com
msn: sun-usb-david@hotmail.com

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bluetooth specification:version 1.1
bluetooth profile supported:headset and handsfree profiles
range of frequency:2.4ghz spectrum
dimensions:50.8mm(h)*42mm(w)*22mm(d)
nominal charging time:within 3 hours
talk time:up to 4 hours
standby time:up to 160 hours
weight:24 grams

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