Fierce Network Broadband Nation Expo Fierce Technology Events Sensors Converge Advertise About Us Broadband Cloud Wireless Resources Fierce Events Podcasts Surveys Webinar Whitepaper Events Subscribe Broadband Cloud Wireless Resources Fierce Events Podcasts Surveys Webinar Whitepaper Events Subscribe Fierce Network Broadband Nation Expo Fierce Technology Events Sensors Converge Advertise About Us Special report: Take the AI & Automation Survey Wireless T-Mobile demos dual-mode phone service in Germany Mar 13, 2006 7:01pm T-Mobile has announced a new dual-mode WiFi/GSM service for Germany dubbed T-One. T-One will use Nokia's SIP-compatible N80 and E60 devices. Release