Perfect for users who spend much of their working day on the phone, the JPL-502S boasts high excellent call quality and wideband audio. With an adjustable microphone, headband and leatherette ear cushion, this headset maintains comfort over extended use. Boasts a Surround Shield noise cancelling microphone that delivers clear and crisp audio and Sound Defender technology protects against acoustic shock. This headset supports connectivity through a USB port.