Features. Speakers Yes. Microphone Yes. Viewable Screen Size 27, 27 685.80 mm. Touchscreen YesSpecifications. Product Line Board Mini. Product Name Board Mini 727, Interactive Podium. Product Type Collaboration Display. Viewable Screen Size 27. Display Screen Type LCD. Backlight Technology LED. Screen Mode 4K UHD. Screen Resolution 3840 x 2160. Scan Format 2160p. Aspect Ratio 1609. Response Time 14 ms. Brightness 400 Nit. HDCP Supported Yes. Horizontal Viewing Angle 178. Vertical Viewing Angle 178. Ambient Light Sensor Yes. Standard Refresh Rate 60 Hz. Touchscreen Yes. Multitouch Screen Yes. Number of Touch Points 10. Touchscreen Technology Projected Capacitive. Speakers Yes. Number of Speakers 2. Microphone Yes. Number of Microphone Array Elements 8