Remote ControlOperational Range Angular range: approx. 20° on each side, total 40° (when distanceis 3 m)Digital Boundary Microphone (Optional Accessory)Dimensions Diametre 120 mm ´ 25 mmPower Input Supplied from main unit via proprietary cableWeight Approx. 280 gOperating Temperature 0 °C–40 °COperating Humidity 10 %–90 % (non-condensing)Standard Pickup Range Radius approx. 2 m, 360°Maximum Pickup Range Radius approx. 3 m, 360°Sound Pickup Method Stereo/Monaural*1Microphone Unit Unidirectional ECM microphone parts ´ 4Bandwidth 150 Hz–10 kHzMaximum Input Sound Pressure 110 dBsplSampling Frequency 48 kHzDelay Time 1 ms or lessNumber of Terminals for MicrophoneConnection2Length of Included Cable Approx. 8.5 mMIC Mute Button Spring-return Push SwitchLED Red: The microphone is muted.Green: The microphone is transmitting.Orange: The microphone is starting up (flashes for approx.1 second).Off: The microphone is not being used (e.g., when not transmittingor when a headset is connected).*1 If both of the following conditions are met, the output sent to the other party will be stereo; otherwise, monaural:• The bandwidth is higher than approximately 1.8 Mbps in a 2-party video conference call with the HD Visual Communication Unitusing SIP.• The MIC position is set automatically or manually to collect a sound in stereo. (For details about setting the MIC position, referto the User Manual.)Analogue Boundary Microphone (Optional Accessory)Dimensions Diameter 75 mm ´ 32 mmPower Input Supplied from main unit via proprietary cableWeight Approx. 80 gOperating Temperature 0 °C–40 °C60 Installation Manual9 Specifications