If you are really into music and videos then you have to know some things about Sony Xperia E1:

Processor: Qualcomm’s MSM8210 1.2 GHz Dual Core processor,
Memory: 512 MB RAM
Screen: 4 inch (233 ppi) display
Battery: 1700mAh battery
Dual Sim

SPEAKERS: Clearaudio+ 100 DB (personally I think it's the loudest in smartphone market)