iKross Noise-Cancelling Wireless Bluetooth Handsfree Headset For HTC One Android smartphone Sprnt/AT&T/T-Mobile Carrier - include USB Charging Dock iKross Bluetooth 3.0 Wireless Bluetooth Headset - New Noise-Cancellation technology Convinient USB Docking Station without the hassle of looking for a cable, simply plug directly to your computer usb port or charge in your car (with included usb car charger) Advanced built-in microphone Noise cancelling technology eliminates background noise for a strong, clear connection Automatic answer the call by picking up the bluetooth from the dock station