The DK25 is one of the loudest and clearest portable MP3 Speakers of its size on the market.
•Incredible sound depth, base and clarity
•Plays MP3 Music from SD / MMC card or USB Flash Memory Stick
•Line input audio feature for connecting to IPod, PC, Mobile Phone or other audio devices to use as an external speaker
•Comes with Remote Control
•Portable / Rechargable - Uses 3.7V 500mA Li-Ion
•Nokia Battery
•Product size: 149 x 97 x 70 mm
•Weight: 480gm
•Rated Power: RMS 2W+2W (Bass). Effective speaker output equivalent to 3W x 3W.
•Frequency response: 100Hz-20KHz
•Drive unit: 50mm/4Ω
•S/N Ratio: >85db
Not if i can call them portable
i have these http://dicksmith.com.au/product/C7290/moshi-bass-burger-blac…, similar to the x-minis and they are fantastic for their size