These Boosters are not only used for Cell Phones but also boost the reception on Two Way Radios, PDA's, Walkie Talkies, Beepers, and even Cordless Phones in your house. ImprovedGeneration X PlusRevised Edition Cell Phone Antenna Boosters Our new generation X Plus Revised Edition Cell Phone antenna boosters are better than ever! The antenna booster is now stronger, and comes in a shiny gold color. It also comes with instructions on how to install and test your new antenna booste. The Benefits: 1) Huge impact - like having a 4 foot antenna on your cell phone. 2) Improves Reception, Reduce Static in boats, elevators, cars, buildings, tunnels, and mountains. 3) Works on any Analog, Digital, and Tri-band phones. 4) Eliminate dropped calls. 5) Easy to install, simply peel and stick to the inside of your battery compartment. 6) Each Booster is individually packaged ready to be given as a gift or for resale! Type : Cell Phone Signal Boosters Color : seen in the picture Size : seen in the picture Package include : 1pcs Cell Phone Signal Boosters Note: 1.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.