Vertex Standard VX-230 Series Portable Radios A better return on your investment. The new VX-231 radio provides long-lasting Li-Ion battery power, improved ergonomics and wide band coverage that adds up to a better investment. Long battery life Five scanning options Compact size Exclusive ARTS capability built-in Be assured that Vertex Standard radios are the right choice for your business backed by dependable and consistent support. Vertex Standard is a Division of Motorola, Inc.