Mitel MiVoice 5320e IP Phone — Backlit LCD Office Desk Phone
A business-grade VoIP desk phone (part 50006634) with a backlit LCD display, built for Mitel MiVoice Business and MiVoice Office platforms. Professionally tested and graded by Reboot IT, with a 12-month warranty included.
Key Benefits
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Backlit LCD display — The "e" revision of the 5320 adds a backlit screen, which makes a real difference in dim reception areas and open-plan offices where overhead lighting is uneven.
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Programmable self-labelling keys — Speed dials, line appearances and feature keys label themselves on screen, so there are no paper inserts to reprint when extensions change.
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Full-duplex speakerphone — Both parties can speak at once without clipping, which makes small conference calls at the desk workable rather than merely possible.
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Built-in Ethernet switch — A second Ethernet port lets a PC share the same wall socket, so a desk needs only one cable run.
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Proven enterprise hardware — The 5300-series was deployed across large corporate and government fleets. Handsets are robust, parts are widely available, and the platform is well documented.
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Cost-effective fleet expansion — Adding desks to an existing Mitel system with refurbished handsets is substantially cheaper than buying new, with no functional compromise.
Performance in Use
The MiVoice 5320e is a mainstream business desk phone: the handset you put on most desks in an office running a Mitel system, as distinct from the larger-screen models reserved for receptionists and executives. It gives a user programmable keys, a clear backlit display, and a speakerphone good enough for a two or three person discussion around the desk.
Its practical strength is fleet compatibility. If you already run a Mitel MiVoice Business or MiVoice Office platform, this handset registers alongside your existing phones and behaves identically, which matters when a site adds staff or replaces a failed unit. Buying refurbished for that purpose avoids the cost of new hardware while keeping the estate consistent, and it keeps working equipment out of the waste stream.
One point to be clear about before ordering: this is a platform-specific handset, not a generic SIP phone. It is designed to register to a Mitel call-control system. If you are running Mitel, it will slot straight in. If you are running a third-party or open-source SIP platform, check compatibility for your specific setup first — feature behaviour outside the Mitel environment varies and cannot be assumed.
Tech Specs
| Model |
Mitel MiVoice 5320e IP Phone |
| Part Number |
50006634 |
| Display |
Backlit LCD |
| Keys |
Programmable self-labelling feature keys |
| Speakerphone |
Full-duplex handsfree |
| Network |
Dual Ethernet ports (integrated switch for PC pass-through) |
| Platform |
Mitel MiVoice Business / MiVoice Office |
| Supplied With |
Handset, curly cord and stand |
| Warranty |
12 months — Reboot IT |
Is It Right for You?
| Best For ✓ |
Not For ✗ |
| Sites already running a Mitel MiVoice platform |
Generic third-party SIP systems (verify first) |
| Adding desks to an existing phone fleet |
Home users without a PBX |
| Replacing failed handsets like-for-like |
Reception consoles needing a large display |
| Offices where dim lighting makes backlight useful |
Cordless or DECT requirements |
| Keeping fleet hardware consistent at lower cost |
Video calling |
Condition Grades
| Grade |
Description |
| A — Excellent |
Minimal cosmetic marks. Fully tested and functional. |
| B — Good |
Light wear consistent with normal office use. Fully tested and functional. |
FAQ
Will this work with my phone system?
It is designed for Mitel MiVoice Business and MiVoice Office platforms and will register to those systems directly. It is not a generic SIP handset — if you run a third-party or open-source platform, confirm compatibility for your specific configuration before ordering.
What is the difference between the 5320 and the 5320e?
The "e" revision adds a backlit display, which is noticeably easier to read in low light. The two are otherwise closely comparable in function.
Does it come with a power supply?
The handset, curly cord and stand are supplied. These phones are normally powered over Ethernet (PoE) from the network switch, so no separate power adapter is required in most installations. If your switch does not supply PoE, an injector or adapter is needed and can be sourced separately.
Can I plug my PC into the phone?
Yes. The phone has an integrated two-port switch, so a computer can connect through the handset and share the same wall socket — useful where a desk has only one network outlet.
Are the keys programmable?
Yes. The feature keys are self-labelling and programmed from the call-control platform, so speed dials, line appearances and features are assigned centrally and display on screen without paper inserts.
What shipping options are available?
Shipping costs apply based on size and destination — rates are calculated at checkout.
Who is Reboot IT?
We are a Melbourne-based refurbisher operating since 2001. Every unit is professionally tested, cleaned and graded before dispatch, and backed by our own warranty rather than a third party's.
12-Month Warranty — Reboot IT
Every unit sold by Reboot IT is professionally tested and graded before dispatch. We have been refurbishing IT equipment in Melbourne since 2001, and this handset carries our standard 12-month hardware warranty. If something is not right, contact us directly — you deal with the people who tested the equipment.