It supports MM CAN bus (used in Focus 3 and Mondeo 4).It supports SW CAN bus (used in General Motors cars).It works several times faster (up to 10 times, according to the chip developer).It supports two data buses - HS CAN and MS CAN - without switches and toggle switches.
The ELS27 v3.0 diagnostic adapter is designed on the basis of the STN2120 chip, which allows you to realize all the functions of the ELM327 adapter, but:
The device supports work via CAN bus and K-L lines. ELS27 is a new diagnostic adapter for Ford/Mazda combining full compatibility with ELM327, high reliability and speed while working with the vehicle network.