Grothe Mistral 400M Wireless Doorbell Set with Nameplate, 868.35 MHz, 17 Melodies, White 43570

Missing visitors because you can't hear the doorbell from the garden or the back of the house? The Grothe 43570 wireless doorbell set solves that with a reliable FM signal that reaches up to 250 metres in open field, so you never miss a delivery or a guest again. The transmitter is splash-proof (IP54) and includes an integrated nameplate, making it ideal for outdoor use at your front door. The receiver can be placed anywhere inside your home or carried with you, thanks to its battery operation.

Who is it for

Homeowners and small offices who need a flexible doorbell without running new wires. Perfect for those who want a clear, adjustable chime and the ability to expand the system with additional transmitters later.

Main features

• Wireless FM technology at 868.35 MHz for stable signal
• Up to 250 m range in open field
• 17 selectable melodies
• Adjustable volume up to 83 dB(A)
• Blue LED optical call indicator
• Mute function with timer (3h, 6h, 9h, permanent)
• Transmitter with integrated nameplate and splash-proof IP54 rating
• Receiver works on 4x AA batteries (not included) or optional 8-12V AC/DC power supply
• Expandable up to 8 transmitters per receiver

Specifications

• Brand: Grothe
• Model: 43570
• MPN: 43570
• EAN: 4011459435707
• Product type: Wireless doorbell set
• Series: Mistral 400M
• Wireless technology: FM
• Operating frequency: 868.35 MHz
• Max. wireless range (open field): 250 m
• Number of melodies: 17
• Max. volume: 83 dB(A)
• Volume control: Adjustable
• Receiver power supply: 4x 1.5V AA batteries (not incl.) or 8-12V AC/DC (optional)
• Transmitter power supply: 1x 3V CR2032 battery (incl.)
• Transmitter IP rating: IP54
• Optical call indicator: Yes (blue LED)
• Mute function: Yes (3h, 6h, 9h, permanent)
• Expandability: Up to 8 transmitters per receiver
• Transmitter features: Integrated nameplate
• Mounting type (receiver): Wall-mount or portable
• Colour: White (receiver), white/grey (transmitter)
• Material: Plastic

Tips

For best range, mount the transmitter away from large metal objects and the receiver at least 1 metre above the floor. If you need to silence the chime during a baby's nap, use the mute timer to automatically restore sound after a set period.