A new iPod touch model with with a smaller 16GB capacity has appeared a Apple's online store. The latest iPod Touch model replaces the existing fourth-generation 16GB model and offers a Retina display and internet connectivity for $229.

Besides the smaller capacity - the current models feature 32GB and 64GB memory - the new model has the same 4-inch Retina display and dual-core A5 processor, but it lacks the 5-megapixel iSight camera .

The device is also lighter, weighing in at 3.04 ounces instead of 3.1 ounces, and retails online for $229.