Mitel Black 28-Button Add-On Module – Refurbished 80C00007AAA-A | Expansion Sidecar for Mitel Phones

Product Description

Mitel Black 28-Button Add-On Module – Refurbished 80C00007AAA-A adds 28 programmable feature keys to your Mitel desk phone, giving operators, receptionists, and power users quick one-touch access to extensions, lines, speed dials, and system functions.

With LED indicators, this sidecar provides clear line visibility and enhanced call-handling efficiency — perfect for high-call-volume environments such as front desks, call centers, and executive admin stations.

This module seamlessly connects to compatible Mitel models including the 5224, 5235, 5324, 5330, and 5340 series, requiring no external power and offering a clean, matched appearance on the desktop. Each unit is professionally refurbished, fully tested, cleaned, and certified for peak performance.

✅ Features

• Mitel 28-Button Add-On Module – Refurbished 80C00007AAA-A

• Adds 28 programmable buttons with LED status indicators

• Designed for reception, call handling, and busy extensions

• Compatible with Mitel 5224 / 5235 / 5324 / 5330 / 5340 phones

• Plug-and-play — no extra power supply required

• Durable black housing to match Mitel sets

• Refurbished, tested & certified to OEM standards

✅ Dynamic Q&A

Q: What does this module do?
Adds 28 programmable buttons for fast access to extensions, speed dials & system features.

Q: Which phones is it compatible with?
Works with 5224, 5235, 5324, 5330, 5340 series Mitel phones.

Q: Does it need a power supply?
No — powered directly from the Mitel phone.

Q: Is this new or refurbished?
This item is professionally refurbished & tested.

Q: Are programmable key labels included?
Yes — label inserts are included.