To extend your doorbell wirelessly, place the active transmitter next to the existing doorbell. As soon as the doorbell rings, the receiver connected by radio is activated.

Transmitter:

• Ideal for wireless extension of existing doorbells.
• Microphone sensitivity is continuously adjustable.
• Radio range, depending on the receiver used, is up to 200 meters in open field.
• Also works with telephones.
• Indicator lights for batteries and transmitting function.

Receiver:

• Patented folding power plug enables use in the socket or mobile with folded plug.
• Built-in NiMH battery.
• Volume is continuously adjustable.
• Sound can be switched off.
• Optical ring indicator with blue LEDs.
• Indicator lights for battery, charging, and mains operation.

Range:
Radio range in the house is about 40 meters or mobile use up to 100 meters in open field. Radio frequency is 434 MHz.