USB2.0 - 5m Active Cable with RS-232 Port
AUM-510-P AUM-510-F AUM-520-P AUM-520-F AUM-530-P AUM-530-F
USB2.0 - 5m Active Cable with RS-232*1 USB2.0 - 5m Active Cable with RS-232*2 USB2.0 - 5m Active Cable with RS-232*3
     
USB2.0 to RS-232 Box 
AUM-210-P AUM-210-F AUM-310-P AUM-310-F AUM-410-P AUM-410-F
USB to 2 port RS-232 Adapter USB to 3 port RS-232 Adapter USB to 4 port RS-232 Adapter
AUM-XX0-P : Prolific Chip Set / AUM-XX0-F : FTDI Chip Set