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Mitel / Aastra M685 Expansion Module (50006820, 80C00007AAA-A) The M685i Expansion Module will add a great addition to Aastra phones. This module will provide users with outstanding flexibility and expandability. Features 28 programmable softkeys with LED 4.3" 480x270 pixel color backlit LCD display Option to daisy chain with M680i for a combined total of up to 3 modules Powered by the phone; no separate power adapter required
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🇺🇸 Ship from USA · On Agora since 2025
$79.95