Cambridge SoundWorks President's Day Sale: Up to 90% off select items

Ending today, Cambridge SoundWorks cuts up to 90% off select items during its President's Day Sale. That's the best discount we've seen from this merchant. Shipping starts at $4.95, but orders of $75 or more get free shipping. Some best bets:

• Open-Box Cambridge SoundWorks Newton Series S100 MultiPole Surround Speakers for $29.99 (search "53CW0005AA000-8")
• Open-Box Cambridge SoundWorks Newton Series II MC105 Main Speakers for $34.99 (search "53CW0030AA001-8")
• Cambridge SoundWorks PlayDock MP3 for $69.99 (search "53CW0245AA000")
• Cambridge SoundWorks Radio 735i (pictured) for $129.99 (search "53CW0216AA001")
• see all President's Day items