Sony's Rolly rotates, flaps its ends and flashes colourful lights according to the music played.

A compact egg shaped device, Rolly weighs 300gms and has speakers at each end. Rolly's main body displays the on/off switch, while navigation is controlled by a pair of rings that encircle its body. It has Bluetooth connection and a storage capacity of around 600 songs.

Sony will launch Rolly in Japan by September; it is expected to be priced at around Rs 14,380. Its international launch will be announced later.

Also read: IPL: The successful business of cricket