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ESI Communications Server 200
Tiltable graphical display (128x64 pixels)
6 Line Display (Back-lit LED)
Adtran 1200264L1 Features:
21/V11 synchronous serial ports
Aastra M670i Expansion Module 536M Other Networking Equipment ESI Communications Server 200Aastra M670i Expansion Module 536M Description: The Aastra M670i expansion module provides support for additional programmable keys in an Aastra 675xi series IP phone. An additional 36 programmable keys are provided to a phone, and up to three expansion modules can be connected to a phone. Each button has a LED status indicator that can alert users to the status of lines or extensions in a busy lamp field (BLF) configuration. The Aastra M670i module
US$ 172.50
US$ 24.50
US$ 198.50
