Since last week we know, that Microsoft is working on a Surface Keyboard. Today, this new devices shows up on a leaked promo image.
The keyboard has a nice gray color which looks quite similar to the one of the Surface Pen. Furthermore it does match the magnesium coloring of the Surface series.
According to WindowsCentral, Microsoft is also planning to launch a second ergonomic Surface Keyboard and a Surface Mouse. All these accessories will be announced this month, maybe together with a Surface AIO device.