Wireless Game 2.4G - Operation System : Linux Retroarchiopen Source System . - Language : Support Multi-languages . - Emulator : arcade/mame/cps1/cps2/cps3/amstratradcpc/atari7800/nes/nesh/ngpc/pcengine/snes/psx - CPU:GB2. - Sdram : DDR3 256MB. - Product Features : 1. Double handheld 2. Support 10 simulators , open source system and dual players. 3. 3D rocker , special game rocker for arcade , high sensitivity and antiskid design . 4. HD output , Support HDconnection to, synchronization operation. 5.Support 10 simulators format games content , which can be downloaded by the official channel website.