The LG U400 is a breakthrough product from its manufactures not only because of its unusual design but also unique musical capabilities. This slider phone is highly distinctive for its tendency to break the patterns of traditional mobile phone designing. For starters, the circular navigation-wheel is not located in the center but towards its right. The glossy black case is well accentuated with deep blue overtones.

The 2 inch TFT display produces 262k colours and handle its duties as viewfinder, video screen while on video calls other than regular display with great clarity. Navigation through the LG U400 is made more swift with the inclusion of the Jog wheel. The stylish nature of the keypad do not rob any of the phone's user friendliness. The LG U400's weight of around 114 gm can be considered as feather weight considering its 3G capabilities.

Being launched as a music solution, the LG U400 wields immense power when it comes to music. The media player plays MP3,WMA, ACC and other such popular formats with great clarity. Other than traditional headphones supplied with the standard pack, the LG U400 also supports stereo Bluetooth wireless headphones. Other than a generous 68 Mb of internal memory, the LG U400 also supports external memory card.

The utility of the Jog Dial while enjoying music on the LG U400 is immense. Other than using it to navigate through your music files like an i-pod, it can also be used to produce 'scratching' sound – a highly popular sound effect among DJ. The Media player also plays videos in MPEG4 and H.263 formats.

The LG U400 is also equipped with a 2.0 megapixel camera with integrated flash and digital zoom. Other than taking high resolution pictures, you can even shoot videos without any cap on duration. Other than video calls on UMTS networks, the LG U400 also supports triband GSM mobile network. Data connectivity includes 3G technology, EDGE and GPRS.

The LG U400 is fit only for those who have the ability to manage all the attention the handset would attract.