using the serial number (found under the ear cushion or on the box). Razer will then email the code to your registered email address Standard V2 / V2 Pro : These models include a USB Sound Card or dongle. They use Razer Synapse

: Once registered, Razer will send a unique activation code to your account's email address. Be sure to check your spam or junk folder .

for THX Spatial Audio; no code is needed as the software recognizes the hardware. 📥 Step 2: Download & Install Software

You cannot activate a code as a guest. You need a free Razer account.

However, to unlock the (7.1 virtual surround sound), you need a digital license. This license is tied to an activation code.

To activate the 7.1 Surround Sound on your Razer BlackShark V2, you first need to identify which version you own. requires a 15-character activation code , while the standard V2