Assistive Product
Smart-Nav 4 EG Smart-Nav 4 DR

Product Type:


There is an image available for this product:
Smart-Nav 4

Areas of application:

- Mouse control by means of head movements
- Suitable for quadriplegics, ALS patients and other handicaps in which limited or missing hand motor skills prevent the control of conventional standard input devices.

Features / Components:

- Reflector is attached to the forehead or glasses
- mouse operation without hands
- no power supply required, power is supplied via USB port
- software to support different user profiles
- connection option for two external switches
- with dwell function (automatic mouse click to 0 , 5 to 5 seconds dwell time on an object)


The Track IR AT uses a cone of infrared light that is invisible to the human eye. This lighting makes the visible reflective point of the user visible to a small infrared camera in the track IR. The track IR follows the movement of the point and instructs the computer to follow the cursor in real time.

Price (no guarantee):

The prices are available on request from the manufacturer / distributor.

Further Information

Product Information from the Manufacturer / Distributor:

Further Product Details as PDF

REHADAT does not sell any products

Please contact the manufacturer or distributor.


United States Telephone: +1 541 753-6645 Homepage:


ergoMotix GmbH & Co. KG
Lohbrügger Kirchstr. 25
21033 Hamburg
Germany Telephone: 040 725887-0 Email: Homepage:

Technical Data:

Sensor: CMOS 256 x 256 pixels
Power supply: 5 V, 240mA via USB
Interface: USB 1.1
Detection angle: 50 degrees 3.5 mm stereo jack socket for connecting external, potential-free buttons / sensors

Scope of delivery:
Smart-Nav (Track IR), reflector adhesive dots, USB extension cable, connection adapter 3.5 mm stereo, CD with operating software and software drivers

Delivery variants:
Smart-Nav EG:
This head mouse package includes a connection to In addition, up to two buttons can be connected, which can take over a variety of functions of the computer mouse, such as left-clicking.

Smart-Nav DR:
In addition to the distributor, this package also includes the mouse click software Dragger32 with integrated auto click (automatic triggering of the mouse click after a short Dwell time), as well as the provision of all common click variants, such as drag and
hold, double-click and right-click.

Reference Number:


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Last Update: 14 Apr 2021