CA10
Plantronics CA10 Cordless Amplifier, Power: DC 9V DC/800mA, Class 2 Power Supply
A nice touch on this Brinkmann item is the anti-corrosion coating.
Plantronics | Model CA10 Wireless Headset Receiver
The thermostat assembly uses a bimetallic strip mechanism for accurate temperature sensing.
Plantronics CA10 Wireless Headset Amplifier System Tested Working **55
What stands out about the 791909-1 is its compatibility with older parts.