The Sony Ericsson W580i is a mid range slider style mobile phone in the Walkman series. The phone was announced on 26 March 2007 and was released in early August. It is a 2.5G Quad-band (850/900/1800/1900) GSM phone with EDGE capabilities and has a 2 megapixel camera. It comes in "Style White", "Boulevard Black", "Metro Pink", "Urban Grey", "Jungle Green" and "Velvet Red".
The phone made an appearance in Ciara and 50 Cent's music video, "Can't Leave 'Em Alone". It was also shown in the films You Don't Mess with the Zohan and Paul Blart: Mall Cop. The phone contains the ability to detect motion on a limited scale. For instance, the phone keeps track of how many steps the user has taken. The W580i has a special feature, Shake Control, which also makes use of motion sensing. When listening to music in the Walkman feature, depressing the Walkman button and subsequently shaking the phone will select a song at random.