Apple's (AAPL) iPhone 6s and 6s Plus hit the stores on Friday and TheStreet got a first glance of the new device in rose gold. According to IHS Technology, a research firm, Apple will sell 236 million iPhones in 2015, representing a 22 percent year-over-year increase. Analysts say the phone's availability in China is a significant factor behind the rosy sales projections. The new devices boast a '3D Touch' feature, which adds to the functionality of the phone. The new iPhone also comes in four colors, including rose gold, silver, space gray and gold. The phones feature a 12-megapixel camera and the ability to shoot 4K HD video. Shares of Apple traded slightly higher on Friday.