(1) Plantronics Blackwire C520 Binaural USB Headset Standard UC version Headset It is a Refurbished One P/N 88861-01 Plantronics C520 Blackwire Dual-Ear USB Headset Standard UC version P/N 88861-01 Key Features: Ideal for all-day use, long conference calls, and listening to multi-media One-touch call answer/end, vol +/-, and mute Dynamic EQ automatically adjusts audio settings between voice calls and music Digital Signal Processing (DSP) provides natural voice sound SoundGuard technology provides protection against audio spikes Take it on the go, with folding ear cushions and included carrying case Plantronics Spokessoftware provides added benefits: Call control across multiple softphones Customize sensor features Access to firmware updates as they become available.
This product would be ideal for professionals who require a wireless, head-mounted headset for long-duration computer usage.
