Amazon.com: Jabra Perform 45 Ear Hook Mono Bluetooth Headset - Advanced Ultra-Noise-Cancelling Microphone, Push-to-Talk Functionality, Face2Face Mode and Discreet Design - Black : Electronics
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