Our company has developed MP-3000 mobile phone signal isolator ( jammer) by using the currently advanced high-frequency signal microcomputer controlling technology. This high-tech instrument is....
Dongdian Development company ( H.K) is registered in Hong Kong as high-tech Industrial company with HK business Dept ( Head office) , Dongguan production manufacturing base and Shenzhen sales Dept.....
This device adopts advanced microwave wireless transmission technology, which can transmit visual frequency signal and audio signal faithfully, transmission distance range above 100-500imeter In case....