Amazon.com: Spektrum NX10SE Special Edition 10-Channel DSMX Transmitter Only, SPMR10110, Multicolor : Toys & Games
Marantz Cinema 60 7.2-channel home theater receiver with Dolby Atmos®, Bluetooth®, Apple AirPlay® 2, and Amazon Alexa compatibility at Crutchfield
Amazon.com : Firelite MMF-301 Mini-monitor Module, Built-in Type Identification Automatically Identifies This Device as a Monitor Module to The Panel, Powered Directly by Two-wire SLC Loop : Electronics