There has been some discussion about the port under the cover. Some say external antenna, some say diagnostic port. Maybe this will help you. wpsantennas.com - Cell Phone Signal Boosters including Wireless Repeaters and Inline Cell Boosters (Amplifiers)http://www.wilsonamplifierstore.com/amplifiers/mobile?connection=111Live in rural areas of colorado.. just got a new droid . have wilson external antenna 4 old motorola. do they make one to use on the droid. in my truck.. thanks mike