NAPCO Security Systems Inc.
The GEMK4RF from Napco comes with a built-in 32-point Gemini wireless receiver, supports all Gemini transmitters and is equipped with crystal-controlled wireless performance. The transmitter's signal strength indicator keeps users informed of the status of the keypad. Large soft-touch backlit keys and a large backlit fixed English display are easy to read. Fire, police and auxiliary programmable panic keys are included.