USB Twin Serial Adapter Macs Keyspan by Tripp Lite (USA-28XG) | Eaton
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Amazon.com: Tripp Lite Keyspan High-Speed USB to Serial Adapter, PC & Mac, USB-A to DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS) : Electronics
Tripp Lite Keyspan High Speed USB to Serial Adapter | www.shi.com
Keyspan by Tripp Lite Easy Presenter Wireless Remote Control White 60 ft Range (PR-EZ1) | Eaton
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Tripp-Lite USA-19HS High-Speed USB Serial Adapter – FireFold