The AdVOCate is a full-featured digital recording communication device. It can be configured from 1 to 16 locations and can be accessed by both direct selection (with either keypad or external switches) and by switch scanning. Three alternative selection modes: direct selection (using the keypad), external switches (direct selection with up to four external switches), scanning (with one or two switches). Four alternative scanning modes using: single switch Automatic scanning, single switch Inverse scanning, 2-switch Inverse scanning, 2-switch Step scanning, and a full range of Auditory Scanning options.