Sony Ericsson will launch <A HREF="http://news.zdnet.com/2100-1035_22-5575554.html?tag=zdnn.alert">digital Walkman phones</A> in March to better tap into the mobile music market. The new Walkman phones, which will be available early in the second half of 2005, will have large memory, good-quality headphones and the ability to easily import tracks from a personal computer and other devices. The Walkman phones will also be the first networked Walkmen to use open software standards for compression and piracy protection.