Mitel 5320 IP Telephone is the newest addition to the IP desktop portfolio - the Mitel 5320 IP Telephone The 5320 IP Telephone is an economical, entry level self-labeling enterprise Telephone, specifically designed for communications-intensive companies that require a converged IP infrastructure to deliver productivity and customer-enhancing applications and services to the user desktop The 5320 IP Telephone allows Mitel channel partners to participate competitively in bids and tenders requiring an entire family of self-labeling Telephones.