41: Click this button to display the setup menu ofcamera.: Click this button to close the setup menu ofcamera.: Click this button to move to the submenu./ : Click these buttons to move the cursor./ : Click these buttons to select the param-eters.: Click this button to return to the previous page.: Display the setup menu of camera,move the cursor onto "SPECIAL", and click this but-ton to move to the SPECIAL SETUP menu.Move the cursor onto REFRESH on the SPECIALSETUP menu, and click this button to refresh thecamera position.Item names and operations may differ depending onthe cameras. Refer to the operating instructions ofthe camera for further information.: Click this button after moving the cur-sor onto CAMERA RESET on the SPECIAL SETUPmenu to reset to the default setting. Refer to theoperating instructions of each camera for furtherinformation about the settings to be reset.About the operation panelUse the following buttons on the operation panel to operate the "Camera setup" page using a PC.[Audio] tabRefer to page 28 for general information about this tab.Setup items Setting values (Underlined: default)Audio transmission/reception *1 *2 *3 *4 Off/Mic input/Audio output/Interactive(Half-duplex)/Interactive(Full-duplex)Audio bit rate *5 16kbps/32kbpsMic input volume (Camera to PC) Mic High/Mic Middle/Mic Low/Line High/Line Middle/LineLowMic Input Interval (Camera to PC) *6 *7 20ms/40ms/80ms/160msAudio output volume (PC to Camera) High/Middle/LowAudio output interval (PC to Camera) *6 *7 *8 *9 160ms/320ms/640ms/1280msAudio output port (PC to Camera) *10 1 024 - 50 000 (Default: 34 004)Permission level of audio trans./recep. 1. Level 1 only/2. Level 2 or higher/3. All users*1 • Images and audio will not be synchronized. Therefore, images and audio may not always match.*2 • Audio may be interrupted depending on the network environment.*3 • Howling may be generated depending on usage conditions. If howling is generated, prevent sound gener-ated by the PC from entering the PC microphone.