The Odroid is a Korean handheld games console based on the Android platform. It has some neat features like HDTV out via an HDMI port, WiFi, twin memory slots (microSD and SD), accelerometer, web browser and MP3 audio capability.
A 3.5 inch screen and the ability to play additional format games (e.g. Nintendo) are also part of the spec. Priced from $199.00, and there’s a developer version which comes with everything you need to produce apps and games for the device.