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14 buttons
This NEC 770220 APR-U Analog Port Adapter with Ringing for the Nec Neax 2000 / Neax 2400 Dterm Series E & Electra Elite Product Families
Outdoor housing and outdoor rated lead wires for protection from
Remote Monitoring Features:
This digital value Multiline Terminal has 12 line keys
Grandstream GXP2200EXT Expansion Module, Stock# GXP2200EXT Backlit Expansion Module 14 buttonsProduct features The Grandstream GXP2200EXT is an expansion module with 40 additional display lines and can be used with the GXP2140 and the GXV3240. This module has 128 x 384 graphic LCD and 20 programmable buttons (each with dual color LED) which allows up to 40 extensions per module by using the 2 page switch keys and up to 160 buttons when 4 extension modules are daisy chained together. The GXP2200EXT is the ideal solution for offices that manage
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