Razer Surround no sound issue / Razer Kraken USB not showing in Razer Synapse Fix - YouTube
Razer Kraken 7.1 v2 not showing up on Synapse : r/razer
Razer Kraken 7.1 V2: 7.1 Surround Sound - Retractable Noise-Cancelling Mic - Lightweight Aluminum Frame - Gaming Headset Works with PC, PS4, Xbox One, Switch, & Mobile Devices - Black