
AXISQ7401VideoEncoder
VideoandAudio
PrivacyMask
Aprivacymaskisauser-denedareathatpreventusersfromviewingpartsofthemonitoredarea.Privacymasksappearasblocks
ofsolidcolorandareappliedonthevideostream.PrivacymaskscannotbebypassedusingtheVAPIX®applicationprogramming
interface(API).
ThePrivacyMaskList(Video&Audio>PrivacyMask)showsallthemasksthatarecurrentlyconguredintheAxisproductand
indicatesiftheyareenabled.
Youcanaddanewmask,re-sizethemaskwiththemouse,chooseacolorforthemask,andgivethemaskaname.
Formoreinformation,seetheonlinehelp
Important
Addingmanyprivacymasksmayaffecttheproduct’sperformance.
SetUpAudio
Tochangetheproduct’saudiosettings,gotoVideo&Audio>AudioSettings.
Eachstreamproleisaseparatevideostream.Toincludetheaudiostreaminallstreamproles,gototheaudiotabineachstream
prolesettingspageandenableaudio.Formoreinformation,seeStreamProlesonpage20.
AudioModes
TheAxisproductsupportsthefollowingaudiomodes:
Fullduplex-Simultaneoustwo-wayaudioallowingtheAxisproducttotransmitandreceiveaudioatthesametime.Thereisno
echocancellation;iffeedbackloopsappear,trymovingthemicrophoneorthespeaker.
Half-duplex-AudiocanbetransmittedtoandfromtheAxisproductbutonlyinonedirectionatatime.Totransmitaudiousingthe
LiveViewpage,usetheTalkandListenbuttons,seeAMCAudioControlsonpage12.
Simplex—NetworkCameraspeakeronly-AudioistransmittedfromaclienttotheAxisproductandcanbeplayedbyaspeaker
connectedtotheproduct.TotransmitaudiousingtheLiveViewpage,theTalkandMicrophonebuttonsmustbothbeactive,
seeAMCAudioControlsonpage12.
Simplex—NetworkCameramicrophoneonly-AudiocapturedbytheproductmicrophoneistransmittedfromtheAxisproductto
oneormoreclients.
Tosettheaudiomode,gotoVideo&Audio>AudioSettingsandselectthedesiredmodefromtheAudiomodedrop-downlist.
AudioInput
AnexternalmicrophoneoralinesourcecanbeconnectedtotheAudio-inconnector.ConguretheaudioinputsettingsunderVideo
&Audio>AudioSettings.
SelectMicrophonetouseanexternalmicrophoneorLinetouseaLineindevice,e.g.anaudiomixerformultiplemicrophones
oramicrophonewithabuilt-inamplier,asaudiosource.
Selectthemicrophonesensitivitylevel(High/Low)dependingonthesoundlevelinthemonitoredarea.Forexample,iftheAxis
productisinstalledinanoisyenvironment,trysettingtheinputsensitivitytoLow.
TheMicrophonepoweroptionprovidesDCpowerforanexternalmicrophone.Microphonepowershouldonlybeusedwith
microphonesthathavenobattery.Thissettingshouldnotbeenabledwhenusingadynamicorbatterypoweredmicrophone.
Touseaprofessionalmicrophonerequiring48Vphantompower,youneedanexternalpowersupplyandabalanced-unbalanced
converter(audiotransformer)inbetween.
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