"Unreleased product" refers to a product that has not yet been made available to the public or customers. It hasn't been officially launched, so people cannot buy or use it yet. Full definition
@evleaks, known for his leaks of unreleased products published an image today confirming the Samsung tablet for Verizon Wireless. (sammyhub.com)
Of note, Taiwan - based WitsView is known by insiders to have solid sources at several display manufacturers and has reported accurate details about unreleased products in the past. (bgr.com)
The Gigabyte booth at Computex 2011 had only 1 new unreleased product and that was the new Windows 7 based Gigabyte S - 1080 Tablet PC! (goodereader.com)