Fierce Network Broadband Nation Expo Fierce Technology Events Sensors Converge Advertise About Us Broadband Cloud Wireless Resources Podcasts Surveys Webinar Whitepaper Events Subscribe Broadband Cloud Wireless Resources Podcasts Surveys Webinar Whitepaper Events Subscribe Fierce Network Broadband Nation Expo Fierce Technology Events Sensors Converge Advertise About Us Wireless Sony Ericsson's first UMTS Walkman phone Oct 17, 2005 8:01pm Sony Ericsson has launched the W900 UMTS Walkman phone. This is Sony Ericsson's first 3G phone with the Walkman brand and advanced audio features. Article