In-line function keys for volume and mute microphone - For quick disconnect USB and RJ11 adapter cable only. Provides clear conversations with ambient noise cancelling microphone. Designed for professional use: office, call center and online meetings. Wide compatibility with Quick Disconnect connectivity: If you want to connect it with 3.5mm Jack or RJ11, there are 3 Quick Disconnect Adapter Cables available. The headset contains in the package, Quick Disconnect to USB adapter cable, so you can use it Plug and Play USB without another cable. The box also contains a travel case.
