EH501HS Connection manager.exe is part of a product called known as UMTS/GPRS USB MODEM and the developer is ONDA .
If you think that this file contains a virus or another malware, please download a virus scanner.
If EH501HS Connection manager.exe is using too much CPU or too much memory in your system, it is possible that your file has been infected with a virus. Installing an antivirus is recommended.
Not all processes can be uninstalled without the help of a 3rd party tool, especially malware. To see if it can be uninstalled, first go to Start > Control Panel > Add/Remove programs and select UMTS/GPRS USB MODEM from the list to remove the process EH501HS Connection manager.exe from your computer.
If you have any problems with EH501HS Connection manager.exe, you may try using a registry cleaner or a speed-up software to check, analyze, and fix problems that are affecting the performance of your computer.
You may try contacting ONDA, the developer of EH501HS Connection manager.exe and ask for more information.