... video mode: VGA (31KHZ), NTSC (15KHZ), PAL (15KHZ), SEGA (24KHZ).10. Support two-channel stereo audio.11. Faster I/O response ... sent out,please contact local post office.2.Every Game Board/Game PCB/Game Cartridge would be tested before ship out ... brand with good quality. Our accessory product include:Joystick,Push Button,Microswitch,Speaker,Cooler Fans,Coin acceptor,Power supply,Cable Holder,Jamma ...