Kempler & Strauss have been busy. The other day they unveiled a small and cool watchphone. Now they’ve announced the their newest Windows Mobile handset, called the touchscreen Billionair 6.

This 3G HSPA handset features a 624MHz ARM processor, GPS and WiFi, and has a micro SD slot for up to 4GB of storage, along with a 3 megapixel camera. Dubbed the B6, it runs a custom interface over Windows Mobile and even sports an accelerometer. The B6 is $260 and it’s available right now.