Ericsson BUSINESSPHONE 250 User Manual page 7

BusinessPhone 250 - Executive Telephone
BusinessPhone 50 - Executive Telephone
16 Optional key panel (A-Q)
17 dual-function programmable keys per key panel.
Four panels can be connected.
Note: If one or two key panels are used, the optional key panel
DBY 409 01 may be used. However, if three or four key panels
are used, all optional key panels must be of type DBY 409 02.
17 Loudspeaker
18 Handset with hearing aid function
Please note: The handset may retain small metal objects in the
earcap region.
DESCRIPTION
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