Model No - JBL On Stage IV

The portable loudspeaker dock for iPod and iPhone devices ? with a twist.

If power and portability are what you want in a loudspeaker dock, the JBL On Stage IV has it ? in style. Its new Weave design lets the JBL On Stage IV stand out from the rest. Four JBL Odyssey full-range transducers will flood virtually any room or outdoor space with realistic JBL sound, and six AA batteries will give you hours of continuous use. The IR remote lets you navigate your music library from across the room, and on-board AC power supply will charge your iPod or iPhone.

Specifications 
Finish - Black
Compatibility - Compatible with all docking versions of iPod (including iPod nano G3, iPod classic, iPod touch), iPhone, MP3 and CD players, and desktop and laptop computers (all platforms)
Frequency Response - 110Hz ? 20kHz
Dimensions -   2-11/16" x 8-1/4" x 8-1/4? (68mm x 210mm x 210mm)
Weight   -  1.6 lb (0.7kg)
Special Features -  USB jack syncs iPod/iPhone with iTunes when connected to your computer
Input Connection -  iPod and iPhone dock
Input - Auxillary Connection  -  1/8-inch (3.5mm) stereo mini-jack
Transducers  -  Four x 1-inch (25mm) JBL Odyssey transducers
Charges iPhone/iPod While Docked -  Yes
IR Remote IncludedIR  -   remote control navigates iPod menus from 15 ft (4.6m) away
Power Requirement -   12V DC, 1.5A or 6 x AA NiMh or alkaline