DECT technology provides superb audio and eliminates interference from Wi-Fi networks. While you're the one listening, SoundGuard technology protects against sound levels above 118 dBA and Anti-startle technology detects and eliminates large and sudden increases in signal level.
Wideband audio support and noise-canceling microphone ensure your conversations sound clear. With our dynamic pricing model, our prices are always competitive. Competitive Pricing. You're already purchasing the item.
Plantronics - CS540 Wireless DECT Headset (Poly) - Single Ear (Mono) Convertible (3 Wearing Styles) - Connects to Desk Phone - Noise Canceling Microphone. Global Warranty & Wearing Style: 2 years; monoaural light weight convertible (which can be worn either over-the-ear, over-the-head or behind-the-head).