Thinking of upgrading your MP3 player in time for the winter? Don't do it just yet. With a number of announcements expected in the next couple of weeks the world of the touchscreen MP3 players is heating up.

Here are five that you need...

Archos has unleashed its Archos 3 Vision, the 3-inch PMP, designed to take on the likes of the iPod touch.

Designed as an all-round entertainment device in your pocket, it will give you music, video and photos, all controlled through a touch...