letterbox door intercom stainless steel B3 Audio

With the letterbox door intercom stainless steel B2 Audio you have found the ideal solution for your house.
A real eye-catcher is the illuminated bell push, available in a total of four different colours.
The name label with your name is located directly above the bell button.
Your desired name, which you simply indicate when ordering, is engraved into the metal by us using the latest laser technology.
The laser is used to burn in the marking within the metal structure, making the marking particularly robust and durable against any external influences.

The letterbox system is mounted with the included flush-mount box.
After the box has been plastered into your façade, the system is simply and quickly attached and screwed tight from the inside through the removal door using the knurled nuts also included in the scope of delivery.
We deliver a 100mm deep flush-mount box as standard.
But you need a deeper version?
Simply select the 150mm deep version during the ordering process.

including audio unit and indoor microphone unit

The letterbox door intercom stainless steel B3 Audio is delivered with completely pre-programmed and wired audio unit and indoor station.
After installing your letterbox system, you only need to connect it to your existing 2-wire cable.

Audio mini-HF indoor microphone unit

The internal call station Audio Mini-HF from Comelit has a white and simple design. With its dimensions of 140x140x20mm (LxWxD) it is also very space-saving. The mounting is surface-mounted version with two screws on the wall.

• Selection of different ringing tones
• Setting the call volume
• Privacy Function
• audio privacy

You need another intercom unit in your study or garage?
This is not a problem either. The audio system can be extended at any time with further indoor intercom systems Audio Mini-HF.

Compact but large

Despite its compact dimensions, this letterbox system offers maximum space and has been enlarged again compared to the B2 audio.
The total dimension of the visible front panel made of 2mm thick stainless steel is 450x750mm (WxH).
The flush-mount box measures 410x710mm (WxH) and is available in both 100mm and 150mm depth.

Both the insertion and the removal of the mail and newspapers are located on the front panel.
Envelopes up to size C4 can be easily inserted via the 350x80mm (WxH) letter slot.
Even larger newspapers find their place here.
Removal takes place via the lockable removal door located underneath. 350x300mm (WxH).

Each letterbox system is delivered by us with two keys as standard.

Cleaning the letterbox doorspeaker stainless steel B3 Audio

To guarantee the high quality and durability of the entire letterbox system, regular cleaning and maintenance is very important.
In the scope of delivery you will receive a can of cleaning agent with which you have to clean the system every 4-6 weeks.
Care is particularly important in the winter months or when you live directly by a body of water.

overall dimensions
Front panel: 450x750x2mm (WxHxD)
Plaster box: 410x710x100(150)mm (WxHxD)
Litter of letter wine: 350x80mm (WxH)
Removal door: 350x300mm (WxH)