2.4.2 iDCS SERIES EQUIPMENTiDCS 28D KEYSET (See Figure 2–7)• 32 character display (2 x 16) with three associated soft keys anda scroll key• 28 programmable keys with tri-colored lights• Four fixed function keys• Terminal Status Indicator• Built-in speakerphone• Eight selectable ring tones• UP/DOWN buttons for digital control of speaker, handset andringer volumes• Desk- or wall-mounted• Available in dark grayiDCS 18D KEYSET (See Figure 2–8)• 32 character display (2 x 16) with three associated soft keys anda scroll key• 18 programmable keys with tri-colored lights• Four fixed function keys• Terminal Status Indicator• Built-in speakerphone• Eight selectable ring tones• UP/DOWN buttons for digital control of speaker, handset andringer volumes• Desk- or wall-mounted• Available in dark grayiDCS 8D KEYSET (see Figure 2–9)• 32 character display (2 x 16) with three associated soft keys anda scroll key• 8 programmable keys with tri-colored lights• Four fixed function keys• Terminal Status Indicator• Built-in speakerphone• Eight selectable ring tones• UP/DOWN buttons for digital control of speaker, handset andringer volumes• Desk- or wall-mounted• Available in dark grayNote: This keyset type cannot use keyset daughter boards or the 14 button strip.2.10FIGURE 2-7FIGURE 2-8FIGURE 2-9