Siemens Schweiz AG, the Swiss unit of Germany's Siemens AG, has developed a pocket-size digital music player that can download songs from online music services when hooked up to a cellular telephone. "The player will be launched by British cellular operator O2 (UK) Ltd. before the end of the year and O2 will offer a companion download service that will make songs available up to two weeks before their official release date, Siemens said in a statement."

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