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- The way in which the user interacts with a device to control it for communication; the method an individual uses to select items for communication, e.g. pointing, single-switch scanning, etc. There are two broad categories of access methods: 1) Direct selection and 2) Indirect Selection
- Any communication system that does not require a power source.
- Any communication system that requires a source of power and is easy to program.
- Any communication system that requires a source of power and requires some level of training to adequately program and maintain the device
- Any communication system that requires a power source and extensive training to competently program and maintain the device.
- Equipment that allows switches and devices to be secured to tables or wheelchairs to allow access for the user.