Nikon has added Wi-Fi to its top-of-the-range, high zoom Coolpix S9500. Designed to help users share pictures over social networks, the camera doesn't skimp on spec, including an 18.1-megapixel back-illuminated CMOS image sensor and Nikkor 22x optical zoom lens with a focal range of 25-550mm.Full HD 1080p video recording is a stand-out feature, with the option to film sequential clips as one long movie. Built-in GPS allows you to geotag photos and there's a 3-inch OLED touchscreen on the back.Available in four colours - black, silver, red and brown - the Nikon Coolpix S9500 will cost \u00a3299.99 when it comes out on 21 February.Another Wi-Fi-enabled S model to be added to the line-up is the Nikon Coolpix S5200. Its lesser spec'ed 16-megapixel camera and Nikkor 6x zoom lens allows it to come in at a tighter price point, but its 3-inch OLED touchscreen and Full HD 1080p video recording still offer high-end features.It comes in five colours - black, silver, red, brown and plum - and will be priced at \u00a3179.99.Finally, for those who want quality but don't really care about the social sharing aspect, there is the Coolpix S9400. It's got a the same 18.1-megapixel CMOS sensor as the S9500, an 18x Nikkor zoom lens, 3-inch OLED touchscreen and Full HD video recording.It comes in silver black, red and white and will set you back \u00a3249.99.Both the S5200 and S9400 will also be released on 21 February.