What Is "Zone 2" On My AV Receiver & How Does It Work? | K&B Audio
Denon HEOS Link Wireless Pre-Amplifier For Multi-Room Audio - Series 2 (New Version), Amazon Alexa Compatibility, Powered Subwoofer Connection, Black with Silver, 2.91 x 6.14 x 5.83 : Electronics
Denon AVRX3700HBKE3 9.2 Channel 8K AV Receiver With 3D Audio, Voice