Comes with everything . New in box.R etails for 176$ just the headset, here you get everything for just 70$ Key Features: Behind-the-head, ultra-discreet without sacrificing stability Extraordinary sound quality while roaming or multi-tasking up to 300 feet away With one-touch call answer/end, vol+/-, mute and flash, switch between softphone calls for simple call management With Plantronics software get the added value of: Headset answer/end/mute control and automatic presence updates across multiple softphones Battery meter conveniently displays headset battery life remaining Headset control panel allows for customization of settings, including call notification and related options DECT™ technology provides best-in-class audio; eliminates interference from Wi-Fi networks Advanced wideband audio using CAT-iq technology for high definition voice quality Noise-canceling microphone reduces background noise interruptions, ensuring great audio quality and easing listener fatigue Enhanced Digital Signal Processing (DSP)