... G.993.2 (VDSL2) Physical Layer Tester ADSL2+ Module: Attenuation (dB): 0~63.5 Noise margin (dB ... error number (CRC,HEC, FEC,NCD,OCD) ADSL2 Module: Attenuation (dB): 0~63.5 Noise margin ( ... local output power DSL line connection mode VDSL2 Module: Be compatible with ADSL2+, ADSL standard. DSL ... Memory capacity: 20 M Display: 240×320 LCD, touch screen, Embedded OS, windows interface Power Supply ...