The Promate Over-the-Head Bluetooth Headset Headphone Black with Built-In Control and Noise Cancelling Mic: PROMATE HD Voice Clarity Over-ear Mono Bluetooth Headset. All-day ergonomic comfort fit, built-in controls, noise-cancelling microphone, and a 220mAh battery that lasts up to 14 hours. Black is the color. The high-end performance headset Engage facilitates crystal-clear communication for deeper connections.