weBoost 3G Wireless Cellular Phone Signal Booster Kit for Vehicle - Smart Technology Amplifier Kit WORKS WITH ALL CARRIERS - Ideal to use with an antenna and amplifier, this coaxial cable works on all carriers  AT&T, T-Mobile, Verizon, Sprint, and U.S. Cellular. This cable is guaranteed to increase your device's coverage, giving you enhanced call quality and superior data connectivity. DESIGNED FOR VEHICLE USE - Perfect for car use, this booster kit comes with a 3-watt amplifier and accessories that give you more signal bars for your smartphone. Whether youre headed to the countryside for a family vacation or to a remote location to do field work, this device will help you stay within reach for any situation. SURGES DATA AND VOICE SIGNAL - The weBoost 3G Wireless Cellular Signal Booster Kit is designed for use in cars. This signal booster kit increases your cellular signal up to 10 times its current strength so you can travel anywhere and still be connected to your colleagues, friends, and family. SUPPORTS MULTIPLE USERS - This signal booster kit works with any carrier, anywhere in the U.S. and Canada. Get unmatched signal strength when you use this signal booster while youre on the road. This device can support multiple phones and data cards, increasing signal strength for you and your companions. PLUG-AND-PLAY KIT - Designed to give you superior network connectivity and crystal-clear call quality, this signal booster kit comes with everything you need for hassle-free installation and usage. It comes with a cigarette lighter power source so you can charge the wireless amplifiers battery. Greatly extends cellular signal range for both voice and data Allows multiple phones and data cards to be used simultaneously Supports CDMA, TDMA, GSM & AMPS, in addition to 3G data protocols such as HSDPA, EVDO & EDGE Up to 3-watts maximum output power Plug-and-play kit  Everything you need is in the box!