Denon AVC-S660H Owner's Manual page 221

Contents Connections
WPA3-Personal
WPA3-Personal replaces the WPA2-Personal Pre-Shared Key (PSK)
authentication with Simultaneous authentication of equals (SAE). Unlike
PSK, SAE is resistant to offline dictionary attacks.
Network Names (SSID: Service Set Identifier)
When forming wireless LAN networks, groups are formed to prevent
interference, data theft, etc. These groups are based on "SSID (network
names)".
Front panel Display
Playback Settings
o Others
HDCP
When transmitting digital signals between devices, this copyright
protection technology encrypts the signals to prevent content from being
copied without authorization.
Pairing
Pairing (registration) is an operation that is required in order to connect a
Bluetooth device to this unit using Bluetooth. When paired, the devices
authenticate each other and can connect without mistaken connections
occurring.
When using Bluetooth connection for the first time, you need to pair this
unit and the Bluetooth device to be connected.
Protection circuit
This is a function to prevent damage to devices within the power supply
when an abnormality such as an overload, excess voltage occurs or over
temperature for any reason.
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