DoorJammer – Door Security Device DoorJammer is a unique, new and innovative portable door security device for anyone needing privacy and security. Facebook Prev Article Next Article Gadgets Checkout these cool gadgets... Related Posts Electromagnetic Field Detector iPhone Plug-In (for ghost hunting) Augmented Reality Glasses + Gesture-Control Robot Hitting some Baseballs Magnetic Putty Say Goodbye to Unsafe Motorcycle Helmets, and Hello to the Rear-Access Vozz Helmet Hipster – Personal Trailer