Each icon would need to look like the icon set from here.
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You can download the icons from this side to work on as a base.
You would need produce this in illustrator, and provide the original vector files so we can export them for the web. It is important that you keep with the comic iPhone icon style in the above link. Your icons will be used with the set in the link, so the style must be identical.
We need icons for the following categories:
Tech (for technology)