Marantz Cinema 60 7.2-channel home theater receiver with Dolby Atmos®, Bluetooth®, Apple AirPlay® 2, and Amazon Alexa compatibility at Crutchfield
Marantz M-CR612 Network CD Receiver Silver Gold Bluetooth Airplay2 AC 100V | eBay
Old Marantz receiver to bluetooth (not loud enough) | Headphone Reviews and Discussion - Head-Fi.org
Amazon.com: Marantz NR1200 AV Receiver (2019 Model), 2-Channel Home Theater Amp, Wi-Fi, Bluetooth, Heos + Alexa, Immersive Movies, Music & Gaming, Auto Low Latency Mode for Xbox One, Smart Home Automation :
New Marantz Na6006 Network Audio Decoder Digital Player Bluetooth Hifi Lossless Audio - Home Theater Amplifiers - AliExpress