H700 CLEVER OUTLOOK,CONTROL SYSTEM WITH TWO BUTTON OF VOICE.H700 SUPPORT Bluetoothversion 1.1,1.2.ITS SUIT FOR ALL MOBILE WITH BLUETOOTH FUNCTION, MOREOVER CANPROVIDE THE BEST COMMUNICATION FOR YOU. FUNCTION:1.DIMENSION: 43 x27 x17mm(CLOSE)64 x27 x17mmOPEN2.TIME OF USING FOR 120 HOURS, TIME OF TALKING FOR 6 HOURS.3.OUTSIDE 10 METERS,INSIDE 4.METERS WITHOUT BARRIEROur company is specializing in manufacturing of bluetooth headset .We are handlingthis line of business for many years,so we are in a good position to servicesour customers with the most reliable quality of the line you suggestedIt can be uesd by all kinds of mobile phones,and it's noble and elegant,the qualityof material is exquisite,and three-dimensional effect very good. If you interested in our products,please feel free to contact me. Welcome to enquires.We will assure you of our best services at all times. producing area:China