The HP Poly Voyager 4320 UC on-ear headset keeps you connected without constraints. This Bluetooth headset offers a seamless connection with a range of up to 164ft. (50m) Enjoy crisp, clear audio with a wide frequency response of 20Hz to 20kHz. Its sleek on-ear design ensures a comfortable fit for extended use. The boom mic is perfect for clear calls and gaming chats. | HP Poly Voyager 4320 UC On-Ear Bluetooth Headset - Black