Home Desk Phones Grandstream GXP2200EXT Expansion Module Grandstream GXP2200EXT Expansion Module GXP2200EXT extension module provides greater network control for high-call volume users with its backlit LCD display, BLF and Speed Dial keys and additional contacts/extensions per module. Learn about our Enterprise Pricing$125.00 Grandstream GXP2200EXT Expansion Module quantity Add to cart SKU: US-GRST-GXP2200EXT-US-USD Category: Desk Phones Additional information Weight 1.5 lbs Related products Yealink SIP-T34W $129.00 Add to cart Yealink SIP-T46U $242.00 Add to cart Poly Edge E350 $204.77 Add to cart Poly Edge E100 $119.24-$130.49 Select options This product has multiple variants. The options may be chosen on the product page