Neoseeker posted a review on the COUGAR Havoc BT In-Ear Gaming Headset
A quote from the article:
Promising excellent sound quality, long battery life, and great comfort, these wireless Bluetooth earbuds are nevertheless competing in a saturated market. To give the Havoc BT an edge over the competition, COUGAR used 10mm graphene diaphragm drivers, Qualcomm aptX decoder technology, and a Hi-resolution MEMS microphone.COUGAR Havoc BT In-Ear Gaming Headset Review