Количество элементов в списке сравнения: 29
an extension microphone companion device for Grandstream’s GVC3220 Ultra HD Multimedia
Enterprise Video Conferencing Server
video conferencing system 4K, Android 9.0, Bluetooth, WIFI, 8M pixel CMOS sensor, 12x zoom and PTZ, 1x USB 3.0, 1x USB 2.0, 1xSD