excellent condition, fully operational TLA721 upgraded to TLA7016 with option TLA7KUP. LOGIC ANALYZER MAINFRAME WITH BENCHTOP CONTROLLER. 4 X TLA7AA4 /8S/3P/3P3P/3P MODULES = 544CH system, yikes!!!! ; TLA700 LOGIC ANALYZER MODULE,136 CHANNELS, 8 GHZ MAGNIVU TIMING, 235 MHZ STATE, 8Mb MEMORY DEPTH WITH 136 CH-TO-4 CH, 2 GHZ BANDWIDTH, IVIEW ANALOG PROBE OUTPUTS. includes pattern generator application. includes 16 X p6860 probes.