Apple's iPhone 4S will be available in China and 21 additional countries on Friday, January 13.

Beginning Friday, January 13, iPhone 4S will be available in Anguilla, Antigua and Barbuda, Bolivia, Botswana, British Virgin Islands, Cameroon, Cayman Islands, Central African Republic, China, Dominica, Dominican Republic, Ecuador, Grenada, Guam, Guinea Conakry, Ivory Coast, Jamaica, Kenya, Madagascar, Mali, Mauritius, Niger, Senegal, St. Vincent and The Grenadines, Trinidad and Tobago, Turks and Caicos and Uganda.

"Customer response to our products in China has been off the charts," said Tim Cook, Apple's CEO. "With the launch in China next week, iPhone 4S will be available in over 90 countries making this our fastest iPhone rollout ever."

iPhone 4S comes in either black or white for a suggested retail price of $199 (US) for the 16GB model, $299 (US) for the 32GB model and $399 (US) for the new 64GB model. iPhone 4S is sold through the Apple Online Store, Apple's retail stores and select Apple Authorized Resellers. iPhone 4 is available for just $99 (US) and iPhone 3GS is available for free with a two year contract from participating carriers.

iPhone 4S is packed with new features including Apple?s dual-core A5 chip; an all new camera with advanced optics; full 1080p HD resolution video recording; and Siri, an intelligent assistant that helps users get things done just by asking. iPhone 4S comes with iOS 5, operating system.