The 8086 USB-USB NULL Modem (UUNM) is a back-to-back USB to Serial converter using USB CDC Serial - meaning drivers are already built in to most modern operating systems (Linux/Windows 10/Mac OS X/Android) so you can just plug n' play! Users The USB-USB Null Modem can be used to set up additional remote consoles between servers, file transfer, SLIP/PPP networking, heartbeats and more. What makes it special? Whilst there are similar USB-USB Null Modems, many have bulky built-in cables or need drivers. This USB-USB NULL Modem adaptor uses existing cables and uses built-in drivers. Note: Micro-USB cables are not supplied and must be purchased separately. Baud rates The following baud rates are supported (speed on both ends must match). Baud rateMiss rate (%) 2,400 0.16 4,800 0.16 9,600 0.04 19,200 0.04 38,400 0.16 57,600 0.16 115,200 0.16 230,400 0.16 460,800 0.79 1,700,000 0.84 2,300,000 0.62 3,400,000 0.84