Adding the registration of HEOS built-in devices in the HEOS App MODEL 40n
Amazon.com: Denon HEOS AMP - Wireless Amplifier for Home Theater (New Version) | High Power Rating | Make Any System Wireless | Powered Subwoofer Connection | Smart Home Automation Integration | Alexa Compatible : Electronics
HEOS LINK Zone Pre-Amp Hi Res Audio/Bluetooth Support
GetStarted
HEOS Amp - 2 Ch. 100W Amplifier with HEOS® Built-in | Denon - US
GetStarted
Denon HEOS Multiroom System Review | AVForums
Amazon.com: Denon HEOS AMP - Wireless Amplifier for Home Theater (New Version) | High Power Rating | Make Any System Wireless | Powered Subwoofer Connection | Smart Home Automation Integration | Alexa Compatible : Electronics