ATEN 4-Port 4K HDMI Switch (ATEN VS481B) l Mavpro Malaysia
USB to RS422 RS485 2 Port Plug-and-Play Adapter Converter ATEN UC485, up to 921.6 Kbps, Supports Windows Vista / 7 and Above, Mac and Linux, Terminal/Echo Mode by Mode, UK, 1 KVM Market Leader : Electronics - Amazon.com
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KVM Choice, UK:VS481A - ATEN - 4 Port HDMI Switch, Full HD, 3D, Deep Color, bi-directional RS-232 (Compatible with HDMI 1.3b & HDCP 1.1) CONTACT FOR ALTERNATIVEproduct details
4-Port USB to RS-232 Hub - UC2324, ATEN Converters | ATEN Corporate Headquarters
KONVERTER.HU - ATC-810 - USB - RS-232 soros átalakító
ATEN CPU Switch 2PC USB HDMI audio 2.0 (45 db) - ElektroElektro.hu
Amazon.com: ATEN USB to RS-232 Converter : Electronics