For developer and custom ROM enthusiasts, DROID RAZR M and DROID RAZR HD will come in a special developer edition available online only through motorola.com in the U.S. Tweak, tinker and customize the day away by using Motorola's software tools to unlock the bootloader.
ENGADGET: Motorola Droid RAZR HD unveiled: 4.7-inch 720p display, ICS, dual-core S4 for Verizon (video)