We are intergrated company Shenzhen Dezhen Telecommunication Technology Co., Ltd AND Shenzhen Asicon Telecom Co., Ltd. Both of them are hi-tech companies established in 1995 by some masters and doctors who had been studid abord . We have abundant experience in technology, mangement and marketing. Relying our own forces to develop independly, we have series of DZ-101 mobil signal jammer, Series of TE-9102A , TE-9102B, TE-9102C mobile signal booster and series of repeaters, and export them to over 30 countries in the worldwide. 1) Cell Phone Signal Jammer--- to create a environment without mobile signal for special puopose; 2) CDMA/GSM /DCS/3G Mobile Phone Signal Repeater---to mend the â??blind zoneâ?? in mobile comunication for a better signal. 3) CDMA/GSM/DCS/WCDMA/PCS/3G Mobile Phone Signal Booster(Mini Repeater, Pico Repeater). 4) Antenna, Attenuator, Power splitter and coupler, etc. Optical tranceivers Modules are electronic components that convert an electrical signal to an optical signal simultaneously