HyperX Cloud Silver Guide D'installation page 10

Usage (mobile device)
To use the headset with a mobile device (or other device) with a headset jack (4 pole CTIA),
connect the 3.5mm plug directly into the headset jack on your device.
Using with mobile device (phone, tablet or notebook)
Document No. 480HX-HSCL001.A01 HyperX Cloud - Silver Headset Page 9 of 10