The VCM35 is equipped with a built-in 3-microphone array that covers a 20ft (6m) radius and offers a 360° voice pickup range, making it the perfect choice for medium and large conference rooms. With Yealink Acoustic Echo Canceling and Yealink Noise Proof Technology, the VCM35 effectively reduces ambient noise, ensuring a high-quality audio experience during full-duplex calls. VCM35 | Key Features • Optima HD Audio • Yealink Full Duplex Technology • Yealink Acoustic Echo Canceling • Yealink Noise Proof Technology • 6m radius voice pickup range • Muting the microphone with the touchpad