Features: 1. Cell Phone Antenna Amplifier: The latest SP-11pro antenna X generation produces these boosters and other mobile phones, and can also enhance the receiving capabilities of the 2 antennas Way Radios PDA, walkie-talkie, buzzer, and even the cordless phone in your home. 2. Our new generation X Plus Revised Edition Cell Phone antenna boosters are better than ever. 3. 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 booster. 4. For Signal Enhancement: Like having a 4 foot antenna on your cell phone. 5.Improve the reception effect and reduce static electricity in ships, elevators, cars, buildings, tunnels and mountains. 6. It can be used on any analog, digital and tri-band. Specifications: Premium: 100% brand new and high quality. Quantity: 1 pc Size: as shown in the pictures Packing List: 1 * Signal Enhancement Sticker Notes: 1. Due to light and other reasons, there may be some color differences. 2. Products are manual measurement, there may be slight size tolerance. 3. Thank you for your kindly understanding.