COMX-35 was manufactured in Hong Kong by COMX World Operations Ltd and was released in the Netherlands, the United Kingdom, Sweden, New Zealand, Australia, Finland, Norway, Italy, Singapore, Turkey and the People's Republic of China.

To maximize access to the Video memory, the program can be paused until the non display period by checking EF1 in a loop.

The screen had 960 characters where position 0 (left top corner) could be accessed by memory location @F800 (before scrolling).

A second model called the COMX PC1 improved the keyboard and added a joystick port.

[3] The COMX-35 has one 44-pin external connector for additional expansion options in the form of interface cards.

The following hardware was available: West Electronics, the company importing the COMX-35 in The Netherlands, provided most of their software for free and without copyrights (or for a small fee for tape, disk and/or shipment).

The BASIC interpreter can be put into a hard-lock by pressing the return key while the 'READY' prompt is displayed.