The JBL Quantum 400 are an okay pair of wired gaming headphones. They're similar in design and performance to the JBL Quantum 800 Wireless, but don't have the la
JBL Quantum 400 gaming headphone review: A promising first attempt
JBL Quantum 400 USB Gaming Headset
JBL Quantum 400 USB Gaming Headset
JBL Quantum 400 Gaming Headphones With Mic : Review
JBL Quantum 400 ▤ Full Specifications & Reviews
Customer reviews: JBL Quantum 400 - Wired Over-Ear Gaming Headphones with USB and Game-Chat Balance Dial - Black, Large
JBL 610 Wireless Gaming Headset - Review — Maxi-Geek
Customer reviews: JBL Quantum 400 - Wired Over-Ear Gaming Headphones with USB and Game-Chat Balance Dial - Black, Large
JBL Quantum 400 Gaming Headphones Review
JBL Quantum 400 Review