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right The XT Mobile Network is a UMTS and LTE mobile network run by Spark New Zealand (formerly Telecom New Zealand). The network was initially built nationwide on WCDMA/UMTS 850 MHz, with 2100 MHz infill in major urban areas. The UMTS network is HSPA+ enabled, with a maximum downlink transmission rate of 21.1 Mbit/s and an uplink rate of 5.2 Mbit/s attainable for capable hardware. HSPA+ has a theoretical maximum of 56 Mbit/s download speed and 22 Mbit/s upload speed. Then under Spark 4G LTE is being built out. The network is not 2G capable, Telecom never operated a public GSM network. After lengthy internal and corporate trials, the XT Network was launched to the public on 29 May 2009, at 7:30am. The network was the successor to Telecom NZ's CDMA mobile network. With the shutdown of CDMA in 2012, XT is currently the company's sole mobile network. The name "XT Mobile Network" does not get used by Spark anymore, it has been called: "XT Mobile Network", then "The Smartphone Network" under Telecom, and now "Spark Mobile" under Spark. ==New Features== With the launch of the XT network, a number of new services were available to subscribers, including Prepaid roaming, video calls, Mobile TV, and high-speed internet access. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Spark New Zealand Mobile Network (XT Mobile Network)」の詳細全文を読む スポンサード リンク
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