Located on the front of the Sound Blaster X4, simply plug in your preferred choiceexternal microphone or headset / headphones with micand get started right away.
The Sound Blaster X4 is also a headphone amplifier that's capable of driving studio-grade headphones of up to 600O with ease.
USB-C and Optical-out
The USB-C port makes it easy for you to power up the device right on your desktop. When connected to PC and Mac, the same USB-C connection is used for both power and high-quality digital audio.
Using the optical-out port, connect the Sound Blaster X4 to your AV receiver and your prized surround sound system for an enhanced listening experience!
Optical-in and Line-in
Chat in-game with your teammates on PS4 via the optical-in port, or connect it to your PS5 via a HDMI to optical converter (not included) for enhanced audio playback. It is also compatible with your Blu-ray players, set-top boxes, and even TV.
It also doubles up as a line-in port and works with your mobile devices or audio players for high-quality audio without fuss.
Line-out
Breathe new life into your surround speaker system! The line-out ports consisting of Front, Side, Rear, and Center / Sub ports allow you to connect your 2.1, 5.1, and even 7.1 speakers for outstanding audio clarity.
Coupled with 7.1 discrete and virtual support, refresh your same old speakers with a new sound identity.


