You will be surprised how loud this handy speaker can be. This trendy aluminum iPod Speaker Tube is everything you've been looking for in a speaker. Featuring 3W RMS per channel, power by four AA batteries or DC and with its patented "wide stereo effect", which lends itself to three dimensional sound, "the tube" is as cool a speaker as it is a nickname.  Another particularly alluring aspect of "the tube" is its size.  Standing at a minute 20.5cm x 5cm x 5cm, this dock and speaker is probably the most efficient iPod solution on the market.

It is the 2008 version, compared to cheaper V5 version, it features 3W RMS per channerl (6W in total), bigger size to allow better quality output, AV-OUT inter-link feature, and more importantly, it is compatible with ALL iPods.

Specifications and Feature: 
• Number of speakers: 2 micro-Titanium drivers housed in a single speaker unit.
• Loud speaker: 1.77 inch (External Diameter 45mm) Magnetic Resistant 4ohms
• Speakers Rated Power:6W(3W+3W) 3W RMS per channel (2-channels)  THD=10% (in RMS with wide stereo effect)
• Frequency Response: 150Hz to 18kHz (+-3dB)
• Signal and Noise Ratio of Power Amplifier >=80dB
• Connectors: ipod connector, 3.5mm audio Line-In socket
• AV-OUT inter-link feature: Audio output can link additional speakers to play at the same time.
• Flexible Power Source: USB Port, 4xAA size batteries or Mains Adapter  (Charging facility only with a iPod compatible AC-DC mains adapter).
• Dimensions(H x W x D): 203mm x 50 mm x 50mm
• Power supply: DC 5-5.5V
• Weight:6.38oz (185g)

Compatibility:
• iPod Support via Docking Connector: Docks and charges ALL iPods and iPhones while playing.
• 2008 iPod, iPod nano, iPod touch, iPhone are supported.
• Any sound source via 3.5mm audio line-in cable such as iPod shuffle MP3 Player, Laptop, Portable DVD player.