In short: for video chat, a 720p webcam is plenty, but what matters most is lighting (a light source facing you) and framing (camera at eye level). On a smartphone, the front camera already does the job very well.
On a chatroulette, your picture is your first impression. You don't need expensive gear: a few tweaks are enough to stand out.
Resolution: 720p is enough
There's no need to aim for 4K. A 720p (HD) webcam delivers a sharp, smooth picture for video chat without maxing out your connection. 1080p is a bonus if you want maximum sharpness.
What matters more is smoothness: aim for 30 frames per second for pleasant video. Most recent smartphones easily exceed these figures with their front camera.
Lighting: the real secret
A good webcam that's poorly lit gives a bad picture; a modest camera that's well lit gives an excellent result. Place a light source facing you (a window during the day, a lamp or ring light in the evening), never behind you.
Avoid backlighting: if the light comes from behind, you'll only appear as a silhouette. Soft, front-facing light makes your face look sharp and flattering.
Framing and sound
Place the camera at eye level: a webcam that's too low distorts your face. Frame yourself around chest height, keep a tidy background, and look into the lens to make a connection.
One last tip: a headset mic clearly improves sound and prevents echo. With these simple adjustments, you're ready to make great connections over webcam on Camyster.