Dell has the Samsung LN40B500 40" 1080p LCD HDTV for $598 with free shipping. Use coupon code BQ?GSVLT3DNGVC to knock it down to $578.
Features:
* 40,000:1 dynamic contrast ratio
* Full HD 1080p resolution
* Fast 6 ms response time: minimizes blurring of fast motion in sports programs
* SRS TruSurround HD: creates an immersive, feature-rich surround sound experience from two speakers, complete with rich bass, high frequency detail and clear dialogue.
* Watts per channel: 10W x 2
* Warranty: 1 year parts and 1 year labor warranty (90 days parts and labor for commercial use), with in-home service, backed by Samsung toll-free support.
* Energy Star Compliant: It reduces energy consumption by up to 25% compared with standard TVs.
* Piano Key Black cabinet
* Swivel Stand
* Single user interface
SAMSUNG Samsung LN40B500 40-inch 1080p Widescreen LCD HDTV : Home Theater & Audio | Dell
Samsung LN40B500 40" 1080p LCD HDTV $578 + FS 
