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Grandstream GXP2200EXT
| Type | Expansion Module for Grandstream IP Phones |
| Compatible Phones | GXP2140, GXP2170 and selected GXP series models |
| Display | 128 × 384 graphic LCD |
| Programmable Keys | 20 physical dual-color BLF keys |
| Virtual Keys | Up to 40 contacts/extensions per module (2 pages) |
| LED Indicators | Dual-color LEDs for BLF, speed dial, presence, call status |
| Expansion Capacity | Up to 4 modules can be connected to a compatible phone | Up to 160 programmable contacts/BLF keys when fully expanded |