Binaural single-wire headset featuring GN Netcom-compatible quick disconnect. With wideband audio and superior noise canceling the UC ProSet 21G is compatible with Unified Communications (UC) systems. Binaural (two speakers) headset blocks out distractions. Wideband audio for natural easy to understand sound quality. Superior noise canceling for accurate communication. UC-ready when you are. Lightweight attractive design is easy to wear all day. High-quality durability stands up to everyday use. Compatible with GN Netcom and G-series amplifiers and direct connect cords.