AVer EVC130 user manual - Manual (Page 42)

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Default Call Quality
EVC main system supports 128k, 256k, 384k,
512k, 768k, 1024k, 1536k, 1920k, 2048k ,
3072k, 4096k selection for default call quality.
By default, it is set to 512k.
Enable/Disable AES
Advanced Encryption Standard (AES)
encrypts the data that is being transmitted
during a video conferencing to provide
protection against unauthorized data access.
Encrypted data can only be read with the
device that also supports the AES standard. All
parties on the call must support AES to use
this feature, or else the data will not be
encrypted.
Select General Setting│Call Settings and
press . Select the Enable AES check box
to active this function.
 This function may be restricted and unavailable in some countries.
Enable/Disable QoS
Quality of Service (QoS) provides different
priority data flows to guarantee a certain level
of performance in video conferencing data
flow. To activate QoS, select General Setting
│Call Settings and press . Select the
Enable QoS check box to active this function.
By default, this function is disabled.