Signal jammer,mobile phone signal jammer,cell phone jammer,signal blocker,jammer signal blocker,gps jammer,wifi jammer,network jammer,bluetooth jammer,cellphone jammer.
* Easy to block 20-400m2 coverage.
* Portable Hand-held Signal Jammer For Car And Home.
* Support 8 Frequency Band Just You Customize.
* Three Kinds Of Power Supply Flexibly Using.
* Harmless To Human Body.
* FCC/CE/SGS...
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