Minecraft Server Player Limit?

How many players can join my Minecraft server if it is being hosted from my laptop.

I cant remember every detail of my laptop but here is i what i know

CPU:AMD Dual Core 2.0ghz
RAM:4gb
Internet:dunno the specific number but safe to say the download value is bigger than the upload value.
Operating System:Windows 8.1

Please let me know ASAP.

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