Full list of features

Unlimited number of serial ports can be controlled simultaneously.
Powerful and intuitive interface to make serial port communications easy.
Delivers all the capabilities of the Win32 Serial Communications API and eliminates its complexity.
Works with all types of serial ports, including USB adaptors, Bluetooth, IR, or any virtual port.
Notifies your application when data arrives or events occur on the port, allowing you to monitor port activity and read data without locking up your user interface or implementing messy polling routines.
Performs multithreaded reads and writes with one simple function call.
Supports reading and writing of binary data.
Full buffered data transfer.
Allows setting up baud rate, parity, data bits, and stop bits parameters.
Gives full control of status line and handshaking states.
Comes with example applications (Visual Basic, Visual Basic .Net, Visual C++, Visual C#, Borland Builder, Borland Delphi).
Works with Windows XP, Vista, 7, 8, 8.1, 10, Server 2003, Server 2008, 2008 R2, Server 2012, 2012 R2.
Hyper-Threading Technology compatibility.
VMware compatibility.
User Interface and API
Serial ports are controlled directly from your own application.
Can be redistributed as part of your application.