Expansion Modules

• - Two 3.5-in (9-cm) grayscale backlit LCD displays,
  160 x 270 resolution
• 14 physical buttons (28 using page keys)
• Cisco 6851 IP phone supports one KEM

• 5" color backlit display (Paperless design)
• 30 line keys
• Configurable up to 3 pages
• Up to 2 modules can be attached
• Power up by USB
• Supports VVX 450 only

• 3.5inch graphical (TFT) color display
• 16-bit color depth , 480 x 272 resolution, with backlight
• 14 physical buttons (28 using page keys)
• Power over Ethernet (PoE)
• up to THREE 8800 KEMs to the IP Phone 8865

• 3.5inch graphical (TFT) color display
• 16-bit color depth , 480 x 272 resolution, with backlight
• 14 physical buttons (28 using page keys)
• Power over Ethernet (PoE)
• up to THREE 8800 KEMs to the IP Phone 8861
• up to TWO 8800 KEMs to the IP Phone 8851

Quick Summary

• Support Snom D315 / D345 / D375
• 18 highly configurable, self-labelling, multicolored LED keys
• Power supplied from phone via USB port
• Daisy-chain up to 3 modules (54 function keys)
• Power supplied from phone via USB port

• 4.3" 272x480 colour LCD
• 20 physical keys each with a dual-color LED
• 40 additional keys through page switch
• 3 independent control keys are used for fast switch pages
• Supports up to 3 modules daisy-chain
• Applies to Yealink T53W/T54W/T57W/T58A

Quick Summary

• 18 configurable self-labelling LED keys
• High resolution black & white display with backlight
• Power supplied by phone via USB port
• Daisy chain up to 3 module
• Requires power adapter for 2nd expansion module

• 272x480 graphic color LCD
• 20 physical keys each with a dual-color LED
• 3 independent control keys are used for fast switch pages
• Supports up to 3 modules daisy-chain
• Applies to Yealink T43U / T46U / T48U