The Canon EOS Rebel T1i is a digital single-lens reflex (DSLR) camera that was released in 2009. It features a 15.1-megapixel sensor, allowing for high-resolution images. The camera is equipped with an ISO range of 100 to 3200, which can be expanded to 12800, making it suitable for various lighting conditions. Additionally, the T1i offers a 3-inch LCD screen and the ability to shoot 1080p video, a notable feature for its time. It is designed for both beginners and enthusiasts, providing a user-friendly interface and various automatic and manual settings for photography.