Amazon.com: Marantz AV8805 - 13.2 Channel AV Audio Component Pre-Amp for Premium Home Theater, IMax Enhanced, Auro-3D and Dolby Surround | Amazon Alexa Compatible,Black : Electronics
1x4 HDMI Splitter, 1 in 4 Out HDMI Splitter Audio Video Distributor Box Support 3D & 4K x 2K 1080P and 3D Compatible for HDTV, STB, DVD, PS3, Projector Etc - Walmart.com
Denon AVR-X3700H 9.2-channel home theater receiver with Wi-Fi®, Bluetooth®, Apple AirPlay® 2, and Amazon Alexa compatibility at Crutchfield
AVR-X6700H - 11.2 Ch. 140W 8K AV Receiver with HEOS® Built-in | Denon - US
Denon AVR-X4800H 9.4-channel home theater receiver with Dolby Atmos®, Bluetooth®, Apple AirPlay® 2, and Amazon Alexa compatibility at Crutchfield
Amazon.com: Home Theater Amplifiers
Best 7.1 Home Theater Systems of 2023 | The Master Switch
Amazon.com: 1000W Bluetooth Home Theater Receiver - 5.2 Channel Surround Sound Stereo Amplifier System with 4K Ultra HD, 3D Video & Blu-Ray Video Pass-Through Supports, HDMI/MP3/USB/AM/FM Radio - Pyle, Black : Electronics
Marantz Reference 15.4 Channel AV Home Theater Pre-Amplifier/Processor | Audio Advice