... 10 users, with microphone and USB ports Support 24 bit true color. Qotom-N23 ACCESS TERMINALS PRODUCT OVERVIEWShare 1 PC with up ... rate), 1280x1024 (~63 Hz). All feature up to 16-bit color support.AudioStereo output via speaker port,with microphoneData Security1 USB ... be purchased separately. Qotom-N23 Network PC share terminal,24bit true color,with microphone and USB port