MP1301C is, M20 type, DM01 type, M0B-3.2K alone test other types of conversion equipment in each multiplex, the following set of digital one / two groups following intra-office interface, STCE interface, additional links (J link) to access the interface 384 kb / s (HG), 64 kb / s, 4 kb / s, 1 kb / s transmission unit can test.
