Yealink A40 All-In-One Collaboration Bar

VideoHD type: 4K Ultra HDMaximum video resolution: 3840 x 2160 pixelsTotal megapixels: 48 MPSupported video modes: 1080p, 2160pSupported graphics resolutions: 1920 x 1080 (HD 1080), 3840 x 2160Maximum frame rate: 60 fpsAspect ratio: 16:9 AudioBuilt-in speaker(s): YesNumber of speakers: 2Frequency range: 80 – 18000 HzRMS rated power: 20 W Ports & interfacesHDMI ports quantity: 2USB 2.0 ports quantity: 1USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity: 1Ethernet LAN (RJ-45) ports: 1Line-in: YesLine-out: YesDigital zoom: 6xHorizontal field of view: 110°Vertical field of view: 54°Diagonal field of view: 120°Focus adjustment: AutoNumber of camera presets: 9Aperture range (F-F): 2,2 – 2,4Minimum illumination: 0,1 lxCamera shutter speed: 0.01 – 0.033 s DisplayDisplay: IPSDisplay diagonal: 25,6 cm (10.1″)Display resolution: 1280 x 800 pixelsContrast ratio (typical): 1000:1Touchscreen: YesTouch screen type: CapacitiveViewing angle, horizontal: 178°Viewing angle, vertical: 178°Display brightness: 3520 cd/m²Anti-glare screen: Yes