... mult-luggage Prevent the missing of mobile,wallet,business bag... 2.4G wireless key finder,anti losing,anti lostWith FHHS technology,ten suits ... sources(bluetooth,802.11,microwave oven,WDCT,DECTand mobile phone and other band's anti-losing product) One master device can ... support 2 and more than 2 slave device.( can do custom requested)Dual communication,in ...