Download UTStarcom USB Diagnostic Serial Port (WDM) Computer Driver Update

Description extracted from Wikipedia:

UTStarcom is a global telecom infrastructure provider listed in NASDAQ. The company develops and supplies a broad range of telecommunication devices to communications service providers and network operators including fixed and mobile network operators, as well as to enterprises. Historically, the company has focused on selling to Japan, India, China but also sell to Africa, Central and Latin America and the Middle East. The Company's products are designed to work with existing telecommunications infrastructure to provide low-cost voice and data services for access to both wireless (Wi-Fi) and fixed line products, optimized for mobile backhaul, metro aggregation, broadband access and Wi-Fi data. As of 2015, the company focuses on two core areas: broadband and next-generation networks (NGN). The company has offices worldwide with business and R&D centers located in Japan, China, South Korea, India, the Middle East and Europe.