The SRM (Swappable radio module) radios are a US government standard for defense robotics. With the SRM radios you have more than 25 different radio configurations available which all fit the same interface. The SRM radios offer a high level of flexibility, since you are not locked to one system, but can swap radios as you like. With the series of SRM-L radios you get a high demanding radio assembled for your specific need and purpose. The SRM-L series fits radios from trusted manufacturers such as Persistent Systems, Silvus Technologies and Trellisware.