This is a USB to Serial DB9 cable adaptor plus a DB9 to DB25 adaptor.
The packaging of this product says:
USB TO RS232 CABLE
USB specification revision 1.1&2.0 compliant
Support Rs232serial interface(DB25 or DB9)
Support over 1Mbps date transfer rate
Support remote Wake-up and power management
Support Windows98/SE/ME/2000/XP and Mac OS9.0/OSX/Linux
Suitable for PDA and Modem
MADE IN CHINA
There are no identifiers on the device itself besides its aqua blue color and clear metallic cord.
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