This product is a vintage Polk model and is not available for sale, but it may still be available in some stores as a closeout or used product. The following text is taken from the original sales brochure for this product and does not reflect current availability. If you happen to have any question or concerns about this product, or any other Polk Audio product, feel free to contact our Customer Service Department at 1-800-377-7655 Monday - Friday, 9am - 5:30pm EST

I-Sonic Entertainment System 2

High performance table-top radio & i-dock.

Available Finishes:
Additional Images

Make your iPod more entertaining with
a complete table-top entertainment system.

The I-Sonic Entertainment System is a complete audio entertainment system that lets you do much more than just listen to your iPod or iPhone. Enjoy high definition HD Radio broadcasts, with iTunes Tagging. Subscribe to Sirius Satellite Radio.* Connect the I-Sonic ES2 to your video monitor, to watch iPod videos on the big screen or TV shows with expansive digital sound. Got the next gen i-gadget? Easily download firmware and software upgrades that keep your I-Sonic relevant to your audio sources.

The I-Sonic ES2 allows you to downsize your entertainment system without downsizing your listening experience. That's because Polk's exclusive, proven audio technologies have challenged the status-quo and raised the bar on table-top entertainment systems. Proprietary DSP, a performance-oriented multi-speaker array, and PowerPort bass venting turn table top sound into room-filling high performance audio. It's classic Polk  -- warm, enveloping, realistic -- from a compact, technologically advanced table top entertainment system. The only one of its kind. 

* Requires optional add-on plus monthly subscription from Sirius Satellite Radio.

The I-Sonic Entertainment System 2 Features:

State-of-the-art clear-channel AM/FM reception.

Second generation HD Radio tuning with full multicasting.

Sirius Satellite Radio tuning (optional add-on, requires subscription from the provider).

Polk's exclusive I-Sonic 4-speaker array, advanced digital signal processing and patented PowerPort® bass all work together to create room filling sound you have to hear to believe.

Exclusive Digital Signal Processing (DSP) algorithms ensure incredible audio coverage in any sized room, at any volume level. Polk DSP, controling the I-Sonic's patented four-speaker driver array, delivers big, full-bodied stereo sound.

Docking connections for all iPod models, adaptors for iPod Touch and even iPhones.

One-touch iTunes Tagging (which makes it simple to buy songs from HD radio stations).

Dynamic Loudness Contour technology automatically adjusts bass and treble response to account for your ears' frequency sensitivity at low volume. You'll hear rich, well balanced sound even at late-night listening levels.

Dynamic Compression Technology prevents distortion without changing the character of your audio. Even if you crank it up, the I-Sonic with will always sound crisp, clear and clean.

Easily accessible Bass and Treble controls.

View videos: Advanced S-Video & composite video outputs allow you to connect a television or video monitor to the IES2 for viewing video content stored on a video iPod.

Watch TV: Advanced input array lets you connect your TV audio to the I-Sonic ES2 and surround yourself with rich, room-filling sound while you watch TV or a DVD.

Go Green! The I-Sonic ES2 is made from environmentally safe materials, and engineered using the latest manufacturing technology to eliminate the use of lead and other harmful chemicals.

I-Sonic ES2 is the only dock you'll ever need. Easily downloadable firmware and software upgrades keep your I-Sonic ES2 compatible with the lastest generation of i-gadgets.

All Polk products are made using the best materials and the most advanced manufacturing techniques. They pass the industry's most exhaustive quality tests, including drop testing, extreme signal response and UV & salt exposure testing. Polk loudspeakers are built to perform for a lifetime.

Amplifier Specs

Amplifier Type


Cabinet Dimensions
Height5" (12.70cm) 
Width14 1/2" (36.83cm) 
Depth10" (25.40cm) 


Speaker Warranty5 years parts and labor (original purchaser) 

Specifications, dimensions and features subject to change without notice. For more information call us at 1-800-377-7655 (USA and Canada). Outside of North America call +1 (410) 358-3600.

I-Sonic Entertainment System 2 Media

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