More in this HEXUS.headline.Sony Ericsson's W710 Walkman phone, due Q3, has a motion-sensor, as well as a fitness utility reckoned to measure running speed, distance and time or, for less sporty types, the number of footsteps taken (slowly or otherwise). It incorporates an FM radio and a 2-Megapixel camera with digital zoom and comes with a 512MB Memory Stick Micro (M2) - a 1GB stick is an upgrade option.