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Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A
Only $83.97
Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A
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Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A
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Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A

SKU 149829 Refurbished
Was $128.99 You Save $45.02
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1 Year
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Item Information

Get ready to experience true communication freedom with the Mitel 5603 Wireless Handset 51015420. Say goodbye to tangled wires and hello to effortless mobility. This sleek handset combines style with practicality, allowing you to stay connected while on the go.


  • Enhanced, Customizable Graphical User Interface (GUI)
  • High Quality Voice
  • Large Illuminated Black / White and Greyscale Display
  • Local Phonebook (500 Entries)
  • Central Phonebook
  • Call List with 25 Last Calls
  • Speakerphone Mode
  • Vibrating Ring
  • Six Languages and One Customizable
  • Standard (2.5mm) Headset Connector
  • Battery Life (Talk / Standby): 16 Hrs / 180 Hrs
  • Manual and Automatic Keypad Lock
  • Voice Mail Access with Message Waiting Indication
  • Hold / Retrieve with Music on Hold
  • Call Forward
  • Transfer
  • Central Management Support
  • GAP / CAP compliant DECT Handset
  • Enterprise Grade Enclosure (IP40 classification)


  • Mitel MiVoice 5603 Wireless Handset (51015420)
  • Battery

Mitel MiVoice 5603 Wireless Handset (51015420) - Grade A
These items have been refurbished. Refurbished items have been cleaned, tested, and confirmed to be fully functional. Grade A - Refurbished phones are in great aesthetic condition but may show some limited signs of wear such as light scratches that cannot be felt.

5603 DECT Wireless Handset Technical Specs

Phone TypeIP

No Hassle Return Policy & PC Certified Guarantee

Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.

If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.

  • Item(s) must be returned within 30 days from invoice date.
  • Item(s) must be received in original condition preferably in the same packing materials.
  • Item(s) should be securely packed for safe return.
  • The purchaser is responsible for all shipping costs and insurance.


  • Products usually ship within two business days after payment. If you have a rush order, or need an item delivered on Saturday please call to request faster shipping.
  • All products are shipped and delivered on business days.
  • Fixed or free shipping offer does not apply to items shipped on pallets, please call for rates on those items. Free shipping offers only apply to the continental US.


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