4-Port USB to RS-232 Hub - UC2324, ATEN USB Converters | ATEN Corporate Headquarters
ATEN UC232A1 USB to PDA/Serial (DB9) Adapter w/ PC & Mac Drivers 100cm - Newegg.com
USB to RJ-45 (RS-232) Console Adapter - UC232B, ATEN USB Converters | ATEN Corporate Headquarters
Amazon.com: Aten UC232A USB to PDA/Serial (DB9) Adapter w/PC & Mac Drivers : Electronics
ATEN USB to PDA/Serial (DB9) Adapter w/ PC & Mac Drivers - Newegg.com
1M USB to RS-232 Converter - UC232A1, ATEN USB Converters | ATEN Corporate Headquarters
Aten USB to RS-422 485 Adapter (UC485)
USED USB to Serial Converter Adapter FOR ATEN LT UC232A Supports Vista/XP/ME/98SE/2000/Win7/Win8|converter adapter|adapteradapter converter - AliExpress
Download and install ATEN ATEN USB to Serial Bridge - driver id 1237571
CS62U - ATEN CS62U 2-Port USB KVM Switch
UCE260 - USB 2.0 Cat 5 Extender (up to 200ft)
Amazon.com: Aten UC232A USB to PDA/Serial (DB9) Adapter w/PC & Mac Drivers : Electronics
USB to RS-232 Adapter (35cm) - UC232A, ATEN USB Converters | ATEN U.S.A.