Bring a wireless microphone solution to your MVC500 and MVC400 Meeting room - MTR on Windows system. Add the CPW90 to have up to 4 wireless microphones kitted out for greater coverage.The Yealink CPW90-PKG is a Wireless Expansion Microphone solution that works as an audio input device for Yealink's MVC500 and MVC400 series MTR on Windows room systems. It features superior audio technology and supports 360-degree voice pickup range at a radius of up to 10 feet (3 meters) without any wiring troubles. Capacitive mute touchpad plus place-and-charge charger cradle round out its user-friendly features, making Yealink's CPW90 units ease of use and being an ideal choice for organisations who need optimal microphone placement and wider room coverage.FeaturesOptima HD voiceFull duplex technology10-foot (3-meter) 360° voice pickupCapacitive mute touch-padEcho cancellationDECT TechnologyIncludes :2x CPW90 Microphones1.8m USB CablePower Adapter1x DD10K DECT Dongle