A lot of retailers are launching several promotional offers for Black Friday, the day following Thanksgiving Day in the United States which traditionally marks the beginning of the Christmas shopping season.

Amazon has announced the following Black Friday deals that will be available at various times through Black Friday weekend:

* Samsung 46-Inch 1080p LED HDTV: $799.99 (save $500)

* Nikon Coolpix P7000 Digital Camera: $249 (save $250)

* Canon PowerShot SX230HS Digital Camera: $199 (save $150)

* All phones from AT&T, Sprint and Verizon on sale for a penny at AmazonWireless (new activations only, two-year contract required)

* PlayStation 3 160GB Bundle w/ two free games (Rachet & Clank: All 4 One and LittleBigPlanet 2): $199 (save $150)

* Toshiba Satellite 14 laptop: $599.99 (save $150)

* TomTom XXL 5-Inch GPS: $99.99 (save $99)

* Samsung BD-D5700 Blu-ray Disc Player: $99.99 (save $80)

* AK Anne Klein Swarovski Crystal Accented Rose Gold-Tone Leather Watch: $29.99 (save $95)

* Save up to 60% off outerwear for Women, Men, Kids and Baby

* White Gold Princess Cut Diamond Earrings: $299.99 (save $399)

* Save up to $170 on Dyson vacuums

* Bodum Bistro Electric French Press Coffee Maker and Tea Dripper, Red: $49.99 (save $43)

* Wusthof Le Cordon Bleu 8-Inch Cook's Knife: $89.99 (save $60)

* Save 40% off select boots and slippers

* Bridesmaids (DVD): $5.99 (save $23)

* The Lord of the Rings Trilogy (Blu-ray): $49.99 (save $69.99)

* Schwinn Jasmine Girls' Bike, Light Blue: $69.99 (save $70)

* Save up to 40% on select Angry Birds plush toys

* Save up to 50% on select LeapFrog electronic toys

* Popular album titles including Watch the Throne by Kanye West and Jay-Z, Torches by Foster the People and Hands All Over by Maroon 5 (MP3 Downloads): $4.99