No driver need. It is working once you plug the headset into your PC.
E900 Plus
How to set up the 7.1 surround sound?
Noise cancellation doesn't work on my devices.
The noise cancellation is to reduce low-frequency noise, not high-frequency noise like human voice.
When I insert them on the ps4 the side lights come on, but the audio continues only on the TV.
Kindly check whether you have properly set up the headset on PS4. For more details, please refer to How to set up EKSA Gaming Headset on PS4.
Is there a 3.5mm AUX cable in the package?
No, there isn’t. Only a USB cable.