Get your Mitel user guide

To download your Mitel Superset 420 Phone Manual please enter your email address and click the 'Email the Manual' button.

We'll process your information to provide the requested service and keep you up-to-date with with relevant products & services under legitimate interests. Our privacy policy details how we use & retain your data.

Contact us

We'll process your information to provide the requested service and keep you up-to-date with with relevant products & services under legitimate interests. Our privacy policy details how we use & retain your data.

Call us

Contact a member of our team

We provide Business Technology solutions across the UK. Please call us on our national freephone number to speak with our experts who will be delighted to assist you.

0800 652 4888

Email us

Contact a member of our team

We provide Business Technology solutions across the UK and will be delighted to assist you.

info@psu.co.uk