Plantronics MX300 Retractable 2.5mm Headset for Cordless and Mobile Phones | eBay
Amazon.com: beyerdynamic MMX 300 (2nd Generation) Premium Gaming Headset : Video Games
Amazon.com: BlueParrott M300-XT Noise Cancelling Hands-free Mono Bluetooth Headset for Mobile Phones with up to 14 Hours of Talk Time for On-The-Go Mobile Professionals & Drivers : Cell Phones & Accessories