... with 2Mbit/s interfaces and with V.24/V.28/RS232, V.35, V.36, RS449, X.21, RS485, EIA530, EIA530A ... , and equidirectional 64kbit/s interfaces.For Datacom: V.24/RS232/V.28, V.35, V.36, X.21, RS-449 ... , RS-485, RS422, EIA-530, EIA-530A datacom testing SYNCH and ASYNCH ... .24, V.35, V.36, X.21, RS-449, RS-485, EIA-530 and EIA-530A.(2) Generator(2.1) SYNCH ...