Tritton AX720 Dolby Digital Surround Sound Headset - Newegg.com
User manual Tritton AX Pro (English - 3 pages)
Best Buy: Tritton Technologies AX Pro Gaming Headset for PlayStation 3, Xbox 360 and Mac/Windows TRI-GA611|TRI-GA611
Amazon.com: TRITTON Kunai Pro 7.1 Virtual Surround Sound PC Gaming Headset with USB Cable, Gaming Headphone with Soft Memory Earmuffs Compatible with PC, PS4, Mac, Laptop