Also known as ECU (Environmental Control Unit). These are a means to interact and manipulate one or more electronic appliance as: a television, radio, CD player, lights, and fan etc. This is accomplished using voice activation, switch access, a computer interface, and adaptations such as X-10 units.

A controller of a powered wheelchair can be interfaced for accessing electronic appliances.

Controlling electronic devices is usually with ultrasound, infrared, AC wiring throughout the house, and radio frequency.

The Call Bell is an inexpensive, and small battery operated alarm. When Bell is activated, will emit a distinctive two tone chime. The Call Bell can be operated by direct access, a single switch or remotely with an Ultra One package.

Relax III by TASH
Controls up to 4 infrared devices and 10 electrical appliances with a single switch. (#4168, X-10 Transceiver required to operate electrical appliances. Simple and quick to train. New, easy to follow, adjustable scan speed. Scanning modes: auto, hold and step. Auditory and visual feedback! Sleek, discreet and easy to mount. Programs simply with your regular remote control

The Simplicity^TM are switch activated environmental control units (ECU) with voice output. Using any ability switch, a user can control his/her environment. The Series 7M is identical to the Series 7, but adds a special computer interface allowing the user full control of any IBM personal computer or compatible via Morse code input.

Sicare Pilot Natural speech recognition for controlling your environment. Sicare Pilot converts spoken commands into signals that control numerous devices within multiple environments. It is possible, by voice activation, to control the television, computer, telephone, lights, door systems, and much more! And Dual switch or Single switch with scanning 64 individual words available with multiple command use through menu structure Internal microphone Voice feedback on menu commands, acknowledging acceptance of your voice command. Auditory feedback on scanning.

Eyegaze. The Eyegaze Communication System is an FDA- approved electronic aid ( EADL) for daily communication and control for people with complex physical disabilities. The system is operated entirely with the eyes. By looking at control keys displayed on a screen, a person can synthesize speech, control his environment (lights, call bells, etc.), type, run computer software, operate a computer mouse, and access the Internet and e-mail. Eyegaze Systems are being used to write books, attend school and enhance the quality of life of people with disabilities all over the world.