GSM9000a/RRU9000 distributed base station system is a base station subsystem jointly developed by Ticom and Kapsch, which is suitable for Chinese railway application environment. It passed the CRCC certification and Kapsch certification .

It is specially designed for railway chain environment, and conforms to GSM-R standards and technical specifications.

TDMU optical extension unit of GSM9000a can take 12 sets of RRU9000;

The core processor, the main control board and the main RF module are redundant.            The networking mode is flexible and has many kinds of networking methods, such as star type, ring, single network interweave redundancy and so on

The configuration of the same community and different community adopts to a variety of application scenarios.