UPDATE - The Archos Gamepad is also on sale in the UK at Amazon UK for £111, heres the link --> http://bit.ly/107qkVG

Archos have today released their new Android Powered Gamepad in the USA, The Archos Gamepad is retailing at $180 putting it in the same market as the PSVita, should be awesome for the latest 3D games on Android and with its traditional game pad design all those PS1 to N64/Snes emulators should work perfect, heres the specs:

Arm Cortex Dual-core A9 1.6GHz
1024MB RAM
8GB HDD
Android 4.1 Jelly Bean

More Info

Power to Play - Thanks to the super-powerful Quad-Core graphics processor, the ARCHOS GamePad has more than enough power to take on even the most graphically intense games.
Buttons and Revolutionary Mapping Tool - Combining the revolutionary ARCHOS game mapping tool with the ARCHOS GamePad's 14 physical buttons and dual analog thumb-sticks mean that the physical is finally bought back to your games.
Still a cutting-edge tablet - The ARCHOS GamePad runs the ultra-smooth Android 4.1 Jelly Bean, so it's still the perfect platform for apps, internet, multimedia, email, books it's still a tablet. Specifications
Operating system - Android 4.1 Jelly Bean (Certified)
Processor - ARM Cortex A9 Dual-Core @ 1.6 GHz, Quad-Core GPU Mali 400 MP, 3D OpenGL (ES 2.0)

At the moment Adorama are selling it at $180 and Amazon at around $211