All you need to know is that, I'm him.
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Hardware
Headset: Astro A10
Mouse: Glorious Model O
Mousepad: SteelSeries QcK+
Keyboard: iBUYPOWER Ares M1
Monitor: ViewSonic XG250Q 240Hz
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In-game Configuration
Aspect Ratio: 16:10
In-game Resolution: 1280x800 (Black bars)
In-game Sensitivity: 2.5
DPI: 400
Zoom Sensitivity: 1.0
Mouse Acceleration: Off
Raw Input: On
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Computer Specs
CPU: i7-9700K @5.0GHz
GPU: RTX 2070 Super
Memory: 16GB RAM 3200MHz