TEVO VA612U-Group 4K 12X Optical Zoom Video Conference PTZ Camera

TEVO VA612U-Group 4K 12X Optical Zoom Video Conference PTZ Camera Spec Camera : - Optical Zoom : 12x zoom - Image Sensor : 1/2.8" SONY CMOS - Effective Pixels : 8.29MP - Lens : f=3.9mm-46.8mm - Aperture : F1.6-2.8 - Video Format : 4K30,1080P-60/50/30/25, 720P-60/50/30/25 H.264, H.265, MJPG, YUY2, NV12 - Horizontal Angle : 70.82°(W)-6.48°(T) - Focus : Auto / Manual - Video Interfaces : HDMI, DP Spec Speaker : - Acoustic echo cancellation(AEC): ?65dB - Speaker Power : 5W - Speaker Volume : 110dB - Response : 100Hz-20KHz - Pickup Range : 6m(Radius), 9m with 2 Expandable Mics - Microphone Sensitivity : -38dBFS - SNR(Signal to Noise Ratio) : 62dB - Interface : DP interface, 2x3.5mm jack (for Expansion Mics)