Logitech 981000337 H800 Binaural Over-The-Head Wireless Bluetooth Headset, 4 ft Range, Black Sold as 1 Each. Easily connect to and switch between devices like your PC, tablet and smartphone. Laser-tuned drivers minimize distortion, the built-in equalizer optimizes your sound and the noise-canceling microphone reduces background noise. On-ear headset controls are within easy reach. Listen and chat longer--wherever you are--with the six-hour rechargeable battery.