... foronly Cell Phones but also boost the reception on Two Way Radios, PDA's, Walkie Talkies, ... shiny gold color. It also comes with instructions on how to install and test your new antenna booste ... Huge impact - like having a 4 foot antenna on your cell phone. 2) Improves Reception, Reduce Static ... cars, buildings, tunnels, and mountains. 3) Works on any Analog, Digital, and Tri-band phones.4) Eliminate ...